Science News articles from October 2005

Science News archives from October 2005

Falling influence: influenza fighters have limited effects.(This Week)
October 1, 2005... The most readily available drugs against influenza have abruptly declined in effectiveness in the past decade, and flu vaccines offer elderly people only modest protection against illness, according to two new analyses. The findings lay...

Looks matter: if swallows aren't spiffy, mates' fidelity is iffy.(This Week)
October 1, 2005... If a male barn swallow's plumage is more attractive than that of other males, his mate is less likely to have furtive flings with other wooers, new research suggests. Even plumage changes during the breeding season, after birds have paired up...

Into the void: porous crystals could do more chemistry.(This Week)
October 1, 2005... Industrial chemistry worth billions of dollars unfolds within the pores of crystal catalysts, and it's the size of those pores that determines what particular reactions can occur. Now, chemists have devised a new approach that creates...

Better beta: cells grown in lab may treat diabetes.(This Week)
October 1, 2005... Scientists have found a way to produce large amounts of a type of pancreas cell that doctors have already successfully transplanted into people with type 1 diabetes. The cells, collected from donors, have been in such short supply (SN:...

Give it up; cutting back helps, but even a cigarette or two a day carries risks.(This Week)
October 1, 2005... Roughly 90 percent of lung cancers stem from tobacco use, with cigarette smoking the main culprit. While cutting back has been known to reduce the overall risk of lung cancer, two long-term studies by separate Scandinavian research teams now...

Cosmic ray font: supernova remnants rev up ions.(This Week)
October 1, 2005... In 1572, the Danish astronomer Tycho Brahe created a sensation when he reported that a star suddenly appeared in the sky, blazing brighter than Venus, and then faded from view. Tycho's "new star" was in fact a supernova, an exploding old star....

Milky seas clarified.(bioluminescent bacteria in seawater )(Brief Article)
October 1, 2005... For centuries, mariners have returned home with surreal tales of "milky seas": expanses of seawater filled with bioluminescent bacteria that glow an eerie white. Little is known about these elusive sea conditions, says Steven D. Miller of the...

Concentrated guidance: attention training gives kids a cognitive push.(This Week)
October 1, 2005... A brief course on how to pay attention boosts children's scores on either intelligence or attention tests, depending on their age, a new study finds. The training may quicken normal brain development, says a team of neuroscientists led by...

Living history: cultural artifacts are crawling with damaging microbes.(archaeological site preservation )
October 1, 2005... Tourists who visit the Maya temples at Ek' Balam in Yucatan, Mexico, aren't allowed to pocket souvenir chunks of the intricate carvings on the centuries-old buildings. Visitors aren't supposed to even touch the soft limestone with their hands...

Growing expectations: new technology could turn fuel into a bumper crop.(Cover Story)
October 1, 2005... Word on the street is that the days of petroleum are numbered. Industry giants run full-page newspaper ads with slogans such as "Think outside of the barrel." Even though it could take decades or more before the oil pipeline dries up,...

Getting a charge out of backpacking.(Brief Article)
October 1, 2005... Talk about plugging along. Soldiers, emergency workers, or hikers toting heavy loads may soon don a new kind of backpack that converts energy from their strides into electricity. The souped-up backpack, which produces power from the up-and-down...

Silenced gene may foretell colon cancer.(BIOMEDICINE)
October 1, 2005... A genetic defect present in many colorectal tumors can also occur in healthy colon or rectal tissues, a new study finds. This suggests that the defect could play a role in the cancer's origins and thus could become part of a screening test for...

DNA pegs Irish elk's nearest relatives.(PALEOBIOLOGY)(Brief Article)
October 1, 2005... Analyses of DNA of the Irish elk, which died out after the last ice age, may settle a long-running debate about the massive creature's place on the deer family tree. The Irish elk, or Megaloceros giganteus, was actually a giant deer. Adult...

Acne medicines can be a pain in the throat.(prolonged antibiotics use wipes beneficial bacteria)(Brief Article)
October 1, 2005... Adolescents and young adults who receive antibiotics for acne are more than twice as likely during the year following treatment to develop an upper respiratory infection serious enough to warrant a visit to the doctor, according to a new...

Anti-TB spending abroad could save money overall.(SCIENCE AND SOCIETY)(Brief Article)
October 1, 2005... Investing $44 million in tuberculosis-control programs in Mexico, Haiti, and the Dominican Republic would save the United States nearly triple that amount over 20 years, according to a health-economics analysis. By minimizing the prevalence of...

Save the frogs.(ENVIRONMENT)(Brief Article)
October 1, 2005... A "metaphorical Noah's Ark" is how Claude Gascon describes the action plan drafted last month at an Amphibian Conservation Summit in Washington, D.C. "If implemented, it would hopefully reverse the trend in amphibian extinctions," says Gascon,...

Light sensor may improve battlefield tools.(microscale ultraviolet light detector innovation )(Brief Article)
October 1, 2005... Frontline troops depend on extraordinarily sensitive optical detectors in systems that test the air for anthrax or other harmful agents. Other prototype systems use such detectors in devices that transmit secure communications. Yet the...

Sun grazers: a thousand comets and counting.(PLANETARY SCIENCE)(Brief Article)
October 1, 2005... While staring virtually nonstop at the sun for nearly a decade, the Solar and Heliospheric Observatory (SOHO) satellite has discovered hundreds of comets--roughly half of all that are known. In August, an amateur astronomer analyzing SOHO...

DAM! Water, Power, Politics, and Preservation in Hetch Hetchy and Yosemite National Park.(Books: A selection of new and notable books of scientific interest)(Book Review)
October 1, 2005... DAM! Water, Power, Politics, and Preservation in Hetch Hetchy and Yosemite National Park JOHN W. SIMPSON In the 1920s, the Hetch Hetchy valley and the Tuolumne River that flowed through it in California were transformed from a...

The Planets.(Brief Article)(Book Review)
October 1, 2005... THE PLANETS DAVA SOBEL In simple and engaging prose, Sobel chronicles the history of our solar system. The nine planets are familiar to most elementary school ikids, yet they still inspire wonder and mystery in adults. Sobel gives a...

Why Geography Matters: Three Challenges Facing America: Climate Change, the Rise of China, and Global Terrorism.(Brief Article)(Book Review)
October 1, 2005... WHY GEOGRAPHY MATTERS: Three Challenges Facing America: Climate Change, the Rise of China, and Global Terrorism HARM DE BLIJ Geography professor de Blij argues that most people in the United States, including the country's elected...

A Garden Gallery: The Plants, Art, and Hardscape of Little and Lewis.(Brief Article)(Book Review)
October 1, 2005... A GARDEN GALLERY: The Plants, Art, and Hardscape of Little and Lewis GEORGE LITTLE AND DAVID LEWIS Little and Lewis are known internationally as sculptors and gardeners. In this, their first book, they show oft their studio and...

Transformed: How Everyday Things Are Made.(Brief Article)(Book Review)
October 1, 2005... TRANSFORMED: How Everyday Things Are Made BILL SLAVIN Did you know that jellybeans were invented in the 1600s in France? Or that blackboard chalk starts out as tiny sea creatures? We use, eat, wear, and play with many things without...

Name game.(Letter to the Editor)
October 1, 2005... Does the name of Honda's robot, Asimo, have a meaning in Japanese, or is it just a tip of the hat to Isaac Asimov ("Easy Striders: New humanoids with efficient gaits change the robotics landscape," SN: 8/6/05, p. 88)? DENNIS LYNCH,...

Under the waves, too.(Letter to the Editor)
October 1, 2005... "Hurricanes get boost from ocean spray" (SN: 8/6/05, p. 94) reports on research indicating that winds above the ocean surface can increase due to an apparent damping of turbulence by particles of ocean spray. I would like to point out that a...

Wave goodbye.(Letter to the Editor)
October 1, 2005... "The Human Wave" (SN: 8/6/05, p. 91) was very interesting, but it didn't mention the possibility of a genetic bottleneck after Homo sapiens was already dispersed into Asia and then eliminated from everywhere but Africa by the Toba volcano in...

Our friends the dung beetles.(Letter to the Editor)
October 1, 2005... "Siccing Fungi on Malaria" (SN: 8/13/05, p. 106) says that fungal sprays could kill nontarget insect species, "but most of those species people don't want anyway." That is a flippant way to blow off reasonable questions. "Most" means "not...

Q marks the spot: recent find fingers long-sought Maya city.(This Week)
October 8, 2005... Scientists working at a Guatemalan archaeological site that's more than 1,400 years old have reported finding a hieroglyphic-covered stone panel that, they say, conclusively identifies the ancient settlement as the enigmatic Site Q, a Maya city...

Killer findings: scientists piece together 1918-flu virus.(This Week)
October 8, 2005... The "Spanish" flu killed an estimated 20 million to 50 million people worldwide between 1918 and 1919. Hoping to prevent such a deadly outbreak from recurring, scientists have long strived to figure out what characteristics differentiate that...

Heart of the matter: scanning scope digs deeper into microchips.(This Week)
October 8, 2005... Princesses may feel peas under huge stacks of mattresses, but semiconductor manufacturers have a much harder time detecting minuscule defects within the crystalline layers of their microchips. So, they have difficulty determining when something...

Saturnian sponge.(This Week)(Brief Article)
October 8, 2005... The first close-up portrait of Saturn's icy, tumbling moon Hyperion reveals a spongy-looking surface unlike that of any other known moon. Recorded by the Cassini spacecraft, the spongelike appearance might be the result of closely packed...

Nobel prizes: the power of original thinking: awards honor a gutsy move, optical brilliance, and chemical crossovers.
October 8, 2005... The 2005 Nobel prizes in the sciences were announced early this week. Physiology or Medicine Two Australian scientists who showed that bacteria can cause stomach ulcers have won the 2005 Nobel Prize for Physiology or Medicine. The...

Untangling a Web: the Internet gets a new look.(This Week)
October 8, 2005... The Internet may be everywhere and nowhere, but that's not stopping information engineers from mapping it. An atlas that accurately shows the physical path of information from one computer to another could protect the Internet from massive...

Fertility and pollution: dirty air, ozone linked to sperm troubles.(This Week)
October 8, 2005... Men might improve their fertility by reducing how much pollution they breathe in. The dirtier the air, the lower a man's sperm count and the more sperm with fragmented DNA he produces, two new studies suggest. However, neither report...

Benched science: increasingly, judges decide what science--if any--a jury hears.
October 8, 2005... In television courtroom dramas, prosecutors and defendants' attorneys parade expert witnesses who dazzle juries with insightful forensic analyses, new theories of mental incapacity, data suggesting dangerous flaws in technology, and assessments...

Crisis in the cosmos? Galaxy-formation theory is in peril.
October 8, 2005... Imagine peering into a nursery and seeing, among the cooing babies, a few that look like grown men. That's the startling situation that astronomers have stumbled upon as they've looked deep into space and thus back to a time when newborn...

Transistor laser flaunts twin talents.(TECHNOLOGY)(Brief Article)
October 8, 2005... Researchers are striving to create photonic microcircuits that can manipulate photons as deftly as today's microchips manipulate electrons. Light signals offer the potential for more-efficient information processing. Now, engineers have found a...

Brains disconnect as people sleep.(NEUROSCIENCE)(Brief Article)
October 8, 2005... Consciousness fades during sleep not because the brain shuts down but because it loses its capacity to integrate information via networks of interconnected areas, a new study suggests. Giulio Tononi of the University of Wisconsin-Madison...

What whacked the inner solar system?(PLANETARY SCIENCE)(Brief Article)
October 8, 2005... For the first 700 million years of their existence, the moon and Earth and the other rocky planers took a beating. Space debris hammered these bodies so fiercely that their surfaces were stripped away. Moon samples brought back by the Apollo...

Flu from horses is racing among dogs.(equine flu)(Brief Article)
October 8, 2005... A highly contagious influenza virus that has killed greyhounds and made other dogs ill may have first jumped to canines from a single infected horse, a genetic analysis suggests. The equine flu that sparked the epidemic appears to have evolved...

Humane bloodletting.(TECHNOLOGY)(Brief Article)
October 8, 2005... Because mite are so small, sampling their blood in a laboratory isn't easy. Typically, researchers plunge a needle or pipette into the corner of a mouse's eye socket to reach a large vessel behind it. The technique can blind the animal "and is...

Tulane's traveling med school.(SCIENCE & SOCIETY)(Brief Article)
October 8, 2005... What happens to a medical school when a massive hurricane dumps 6 feet of water into ground floor classrooms just 3 weeks after the start of school? If it's Tulane Medical School in New Orleans, it gets out of town and sets up shop in Houston....

High testosterone linked to prostate cancer risk.(BIOMEDICINE)(Brief Article)
October 8, 2005... Men with naturally high concentrations of testosterone in their blood face an elevated risk of prostate cancer, according to data collected since 1961. If testosterone concentrations that have been artificially elevated carry the same danger,...

Carbon nanotubes get nosy.(sensors )(Brief Article)
October 8, 2005... They won't fetch the newspaper, but carbon-nanotube sensors might someday sniff out explosives with the same skill as our canine companions. Researchers have demonstrated that individual nanotubes, decorated with DNA, can rapidly detect several...

A Briefer History of Time.(book by Stephen Hawking and Leonard Mlodinow)(Brief Article)(Book Review)
October 8, 2005... A BRIEFER HISTORY OF TIME STEPHEN HAWKING AND LEONARD MLODINOW Stephen Hawking became a household name with the release of his highly successful book A Brief History of Time. In it, Hawking introduced everyday readers to the concepts of...

Birds of Central Park.(book by Cal Vornberger)(Brief Article)(Book Review)
October 8, 2005... BIRDS OF CENTRAL PARK CAL VORNBERGER Each year, Central Park in New York City attracts more than 200 species of birds, some in permanent residence, some stopping in the bountiful 843-acre landscape as they migrate up and down the East...

Why Men Never Remember and Women Never Forget.(book by Marianne J. Legato)(Brief Article)(Book Review)
October 8, 2005... WHY MEN NEVER REMEMBER AND WOMEN NEVER FORGET MARIANNE J. LEGATO There's plenty of informal evidence that men and women behave differently, whether it be in parenting, competing, or relating to each other. Current research into genetics,...

The Equation that Couldn't Be Solved: How Mathematical Genius Discovered the Language of Symmetry.(book by Mario Livio)(Brief Article)(Book Review)
October 8, 2005... THE EQUATION THAT COULDN'T BE SOLVED: HOW Mathematical Genius Discovered the Language of Symmetry MARIO LIVIO Symmetry is easily recognized in art, music, and biology, writes Livio, an astrophysicist. Mathematically, however, symmetry is...

The Best American science writing: 2005.(book by Alan Lightman and Jesse Cohen)(Brief Article)(Book Review)
October 8, 2005... THE BEST AMERICAN SCIENCE WRITING: 2005 ALAN LIGHTMAN AND JESSE COHEN, EDS. "The best science writing is clear, captivating, intelligent, provocative, imaginative, graceful, and funny when the humor is natural," states Alan Lightman in the...

Raptor line: fossil finds push back dinosaur ancestry.(This Week)
October 15, 2005... Fossils of a newly discovered dinosaur species unearthed in Argentina suggest that the reptile's lineage is older and more widespread than previously suspected. The finding might require scientists to remodel parts of the dinosaur family tree....

Vaccine clears major hurdle: injections offer new tool against cervical cancers.(This Week)
October 15, 2005... An experimental vaccine against the virus that causes most cancers of the cervix has passed--with flying colors--a test typically needed for regulatory approval. The vaccine targets four strains of the sexually transmitted human...

Road warriors: robotic vehicles triumph over desert obstacles.(This Week)
October 15, 2005... Demonstrating unprecedented prowess in robotics and artificial intelligence, five unmanned, autonomous vehicles last weekend dashed all the way across a rugged, 210-kilometer stretch of the Mojave Desert. Eighteen other vehicles also began...

Encore for evolutionary small-timers: tiny human cousins get younger with new finds.(This Week)
October 15, 2005... Recently excavated remains of half-size human ancestors on the Indonesian island of Flores indicate that these ancient individuals belonged to a distinctive species that survived until about 12,000 years ago, which is longer than researchers...

Drought's heat killed Southwest's pinon forests.(This Week)(Brief Article)
October 15, 2005... At this New Mexico site, pinon pines were damaged by 2002 (left) and dead by 2004 (right) in a scorching drought. At sites across four states, a team headed by David Breshears of the University of Arizona in Tucson found that 40 to 80 percent...

Chemical dancing: chemists choreograph molecular moves for Nobel honor.(This Week)
October 15, 2005... This year's Nobel Prize in Chemistry went to three scientists for their work on a versatile strategic for synthesizing all manner of novel chemical compounds in an environmentally friendly way. Yves Chauvin of the French Petroleum Institute...

High times for brain growth: marijuana-like drug multiplies neurons.(This Week)
October 15, 2005... In the stoner stereotype, pot smokers and dying brain cells go hand in hand. However, new research suggests the situation may be more uplifting than that. A drug that functions as concentrated marijuana does may spur neurogenesis, the process...

Proxy vampire: spider eats blood by catching mosquitoes.(This Week)
October 15, 2005... An extensive battery of arachnid-food tests has shown for the first time that a spider can have a special taste for vertebrate blood, say researchers. The jumping spider of East Africa doesn't have the mouthparts to get vertebrate blood...

Invisible rivers: fresh water also flows to sea through the ground.
October 15, 2005... About 2,000 years ago, the Roman geographer Strabo wrote about the residents of Latakia, Syria, who rowed their boats 4 kilometers out into the salty Mediterranean, dove a few meters to the ocean floor, and collected fresh drinking water in...

A galling business: the inhumane exploitation of bears for traditional Asian medicine.
October 15, 2005... As a consultant to the International Fund for Animal Welfare, Jill Robinson walked onto her first bear farm 12 years ago. At this facility in southern China, she found each bear standing not on a solid floor but on bars in a cage too small for...

Wild gorillas take time for tool use.(ANTHROPOLOGY)(Brief Article)
October 15, 2005... On Oct. 9, 2004, a group of researchers studying gorillas in northern Congo happened upon a never-before-seen event. In a swampy forest clearing, a female gorilla yanked a roughly 3-foot-long branch from a dead tree and waded into a deep pool...

Vitamin C may treat cancer after all.(BIOMEDICINE)(Brief Article)
October 15, 2005... Despite Nobel laureate Linus Pauling's advocacy of vitamin C as a way for people to battle cancer, research has rarely found that doses of the nutrient affect the course of the disease. However, a new investigation shows that vitamin C could be...

Dutch elm fungus turns tree into lure.(BIOLOGY)(Brief Article)
October 15, 2005... The fungus that causes Dutch elm disease makes an infected tree strengthen its odors, attracting beetles that carry the fungus on to the next tree, researchers have found. The killer fungus somehow hitchhiked to North America from Europe...

Baited camera snaps first live giant squid.(ZOOLOGY)(Brief Article)
October 15, 2005... For the first time, researchers have photographed a living giant squid in the wild. The legendary species routinely rears out of the depths in movies and literature, but until now, the only real giant squids that people have seen have been...

The browning of Europe.(EARTH SCIENCE)(Brief Article)
October 15, 2005... Two summers ago, Switzerland saw its hottest June in 250 years. Then, in August of that year, temperatures in France soared to 40[degrees]C (104[degrees]F) and remained high for weeks. Scientists estimate that more than 30,000 Europeans, many...

Mission to the outer limits.(PLANETARY SCIENCE)(National Aeronautics and Space Administration)(Brief Article)
October 15, 2005... NASA's New Horizons spacecraft has taken up temporary residence at the Kennedy Space Center in Cape Canaveral, Fla., where engineers are doing final testing before the craft begins its 9-year voyage to the outer solar system. If all goes...

Filling in the blanks.(MATERIALS SCIENCE)(Brief Article)
October 15, 2005... Microcontact printing enables researchers to create orderly, microscopic arrays of molecules on a surface. The technique, which is cheaper than traditional methods of making patterns on this scale, could someday be used to produce everything...

The Long Tomorrow: How Advances in Evolutionary Biology Can Help Us Postpone Aging.(Brief Article)(Book Review)
October 15, 2005... THE LONG TOMORROW: How Advances in Evolutionary Biology Can Help Us Postpone Aging MICHAEL R. ROSE Researchers have yet to conclusively identify the mechanisms involved in getting older. In this account of his work as an evolutionary...

Spook: Science Tackles the Afterlife.(Brief Article)(Book Review)
October 15, 2005... SPOOK: Science Tackles the Afterlife MARY ROACH The soul--where it resides in the body and what happens to it upon death--has preoccupied scientists and philosophers for centuries. The author of Stiff, the best-selling book on cadavers,...

Wormwood Forest: A Natural History of Chernobyl.(Brief Article)(Book Review)
October 15, 2005... WORMWOOD FOREST: A Natural History of Chernobyl MARY MYCIO The explosion of a nuclear reactor in Chernobyl in 1986 spewed tons of radioactive debris for miles. The area around Chernobyl, including parts of Russia, the Ukraine, and Belarus,...

Attention Deficit Disorder: The Unfocused Mind in Children and Adults.(Brief Article)(Book Review)
October 15, 2005... ATTENTION DEFICIT DISORDER: The Unfocused Mind in Children and Adults THOMAS E. BROWN Attention-deficit disorder (ADD) and the related condition attention-deficit hyperactivity disorder (ADHD) are now household names for conditions that...

A Crack in the Edge of the World: America and the Great California Earthquake of 1906.(Brief Article)(Book Review)
October 15, 2005... A CRACK IN THE EDGE OF THE WORLD: America and the Great California Earthquake of 1906 SIMON WINCHESTER Shortly after 5 a.m. on April 18, 1906, San Francisco was rocked by a strong earthquake that, along with the subsequent fires, destroyed...

Sun, sky, or slather?(LETTERS)(Letter to the Editor)
October 15, 2005... "Sun Struck: Data suggest skin cancer epidemic looms" (SAT." 8/13/05, p. 99) gives the impression that the increase in skin cancer among young people is caused by tanning in the sun. Environmental factors such as ozone depletion should have at...

Grab a plate.(LETTERS)(Letter to the Editor)
October 15, 2005... The plates on Stegosaurus and the fleshy, domed skulls on pachycephalosaurs could certainly have been for recognition, but not the kind of recognition cited in the article comparing it to teen fashion ("Just for Frills?" SN: 8/13/05, p. 103)....

Correction.(Correction Notice)
October 15, 2005... "A Seasoned Ancient State: Chinese site adds salt to civilization's rise" (SN : 8/27/05, p. 132) correctly stated that archaeologists Li Liu and Xingcan Chen reported on 39 northern Chinese sites containing remains of salt-making operations,...

Do no harm: stem cells created without destroying healthy embryos.(This Week)
October 22, 2005... Two independent groups of scientists have devised ways to isolate embryonic stem cells from mice without destroying viable embryos. These new methods are intended to satisfy the ethical concerns of people who oppose destroying human embryos to...

Bionic bacteria: gold nanoparticles make gadgets of living microbes.(This Week)
October 22, 2005... Blurring the boundaries between biology and the realm of electromechanical machinery, technologists have already used components of the natural world such as DNA to make robots. They've also coaxed living nerve cells to grow on a microchip,...

Macho makeover: fish rapidly ascend social ladder.(This Week)
October 22, 2005... Some fish really know how to swim to the top. Researchers have found that within minutes of recognizing a social void, a lowly cichlid can alter its looks and behavior to ascend to the dominant spot in its group. Moreover, the same researchers...

Weight-loss costs: a critical look at gastric surgery.(This Week)
October 22, 2005... Obese people who opt for weight-loss surgery incur increased odds of subsequent hospitalization and, in some groups, a substantial risk of death, say researchers who have investigated this burgeoning treatment. Even so, some of the scientists...

Great galloping crinoids: lilylike sea animal takes a brisk walk.(This Week)
October 22, 2005... A video has caught an underwater animal, which looks like a flower, practically jogging along the ocean bottom. The stalked crinoid spends most of its time sitting and catching food with the flowerlike wheel of feathery arms that have...

Early stress in rats bites memory later on: inadequate care to young animals delivers delayed hit to the brain.(This Week)
October 22, 2005... The stress of experiencing inadequate childhood care rebounds with a brain-altering, memory-sapping vengeance in middle age, at least in laboratory rats, a new study indicates. Neuroscientist Tallie Z. Baram of the University of California,...

Slim and sturdy solar cells: nanocrystals offer path to electricity.(This Week)
October 22, 2005... Engineers have for years been developing solar cells made of inexpensive plastic, but the devices have limitations. For instance, the cells' short lifetimes when exposed to sunlight have prevented these inventions from getting beyond the...

Mining the moon.(moon crater)(Brief Article)
October 22, 2005... With these composite visible-light and ultraviolet images of a 42-kilometer-wide crater called Aristarchus at the moon's near side, the Hubble Space Telescope is mapping the mineral ilmenite. Also known as iron titanium oxide, it could prove...

Antibodies counter diabetes: quick strikes against wayward immune cells.
October 22, 2005... Transplant surgeon Takashi Maki once put people with diabetes under the knife. Then and now, some diabetic patients get a new pancreas, full of insulin-producing cells, to replace similar cells that their bodies have destroyed. While pancreas...

Cool birds: How can emperor penguins live like that?(Cover Story)
October 22, 2005... Holding an unhappy penguin can drive even a careful person to take risks. In her first field season in the Antarctic, Barbara Wienecke was struggling to fasten a small radio transmitter to a penguin that was struggling to get away. To finish...