Ideas & Trends: Maybe Chicken Little Wasn?t Paranoid After All
?Civilization killers? are one thing, but when it comes to earth-bound objects, smaller rocks matter too.
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The Urge to End It
Is suicide the deadly result of a deep psychological condition ? or a fleeting impulse brought on by opportunity?
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Numerology
An Oxford mathematician?s breezy tour through the integers and elsewhere.
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Why Fly When You Can Float?
As the cost of fuel soars and the pressure mounts to reduce carbon dioxide emissions, several schemes for a new generation of airship are being considered.
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Japan Sees a Chance to Promote Its Energy-Frugal Ways
Japan?s single-minded dedication to reducing energy use, which dates to the 1970s, has given it the potential to play a rare leadership role on a pressing global issue.
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Seasonal Factor Seen in Melting and Ice Shifts in Greenland
A study using 17 years of satellite measurements suggests that the movement of glacial ice is not as rapid as had been feared.
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Washington?s Boyhood Home Is Found
Researchers say the remains of the farm in Virginia may yield insights into George Washington?s formative years.
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U.S. Lifts Moratorium on New Solar Projects
Under increasing public pressure, the federal government lifted a freeze on new solar projects, barely a month after it was put into effect.
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New Money Prevents Layoffs at Fermilab
The particle research laboratory at the center of a budget showdown in Congress will resume work, allaying some fears of long-term damage to basic research in the United States.
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R. C. Seamans Jr., NASA Figure, Dies at 89
Dr. Seamans was NASA?s nuts-and-bolts manager of the Apollo moon-landing program, later serving as the first administrator of the federal energy research agency.
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Space Probes Show Solar System Dented, Not Round
When viewed from the rest of the galaxy, the edge of our solar system appears as if a giant hand is pushing one edge of it inward, far-traveling NASA probes reveal.
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Findings: Deep Down, We Can?t Fool Even Ourselves
A moral hypocrite convinces himself that he is acting virtuously even when he does something he would condemn in others.
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Uncovering Evidence of a Workaday World Along the Nile
A new excavation sheds light on the living and working spaces of ordinary Egyptians.
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A Conversation With James P. Evans: Biologist Teaches the Nation?s Judges About Genetics
James P. Evans hopes to demystify all of science and, specifically, genetics.
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A New Twist in Penguins? Already Uncertain Future
P. Dee Boersma has been watching the penguins of Punta Tombo for almost 30 years and now sees a new threat to their survival: a changing climate.
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Scientists Identify the Brain?s Activity Hub
A new report provides the most complete rough draft to date of the electrical architecture of the brain?s cerebral cortex.
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Cases: Her Skin Erupted, and the Detective Work Began
Making the effort to understand a medical condition and the details of how best to treat it really pays off.
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Observatory: In Sleep, We Are Birds of a Feather
Did you sleep like a baby last night? You might think so, but actually you slept like a bird.
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Possible Flaws in State Plan to Rescue the Everglades
Skeptics of Florida?s proposed purchase of a large swath of the Everglades fear the oft-fertilized farmland could take at least a decade and billions of dollars to rehabilitate.
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Q & A: Fruit, Cut and Dried
How does dried fruit compare with fresh fruit in nutritional value?
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Georgia Judge Cites Carbon Dioxide in Denying Coal Plant Permit
Both opponents of coal use and the company that wants to build the plant said it was the first time a court decision had linked carbon dioxide to an air pollution permit.
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Global Update: A How-To Book for Everything From Water Filters to Fly Traps
?A Community Guide to Environmental Health,? took eight years and $1.6 million to put together, according to its authors.
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Vital Signs: Prognosis: Low-Tech Clues to Future Illness
Minor neurological weaknesses may offer doctors an opportunity to see which older patients are at higher risk of illness and begin treatment, researchers have found.
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Vital Signs: Aging: Good Cholesterol, Good Memory
High levels of good cholesterol may also help prevent a decline in memory, a new study says.
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Observatory: From a Chameleon With a Short Life, Aging Insights?
The chameleon Furcifer labordi has a lifecycle that is more insect than animal.
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Observatory: Coral Trout Thrive in Protected Parts of Reef
Scientists report that numbers of coral trout increased rapidly after ?no-take? zones were created in the Great Barrier Reef Marine Park .
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Deal Is Struck in Montana to Preserve Forest Areas
A huge patchwork of privately owned forest in northwest Montana will be permanently protected from development.
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Ideas & Trends: Eureka! Where Do I Cash the Check?
Genius: 1% inspiration, 99% perspiration. Then there?s the prize money.
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Can Weeds Help Solve the Climate Crisis?
Weedy ancestors of our food crops, some scientists predict, will cope far better with coming climatic changes than their domesticated descendants.
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E. Coli and You
A history of the bacteria shows how the study of tiny creatures has helped answer some of science?s biggest questions.
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Government Seeks Dismissal of End-of-World Suit Against Collider
Lawyers for the federal government argued this week that a suit intended to prevent the startup of a the world?s most powerful particle accelerator should be thrown out.
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Scientist at Work | David Pritchard: The Worms Crawl In
Can hookworms protect against allergies? In a quest to find out, David Pritchard infected himself.
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Mind: Decades Later, Still Asking: Would I Pull That Switch?
New papers illustrate the continuing power of Stanley Milgram?s shock experiments ? and the interpretations they still inspire.
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A Quandary on Blood Drops in the Brain
Improvements in scanning techniques are making it easier to see microbleeds in the brain, but it?s unclear what should be done about them.
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Personal Health: For Botox Users, a Few Words of Caution
As the number of uses for Botox grows, it is no surprise that reports of unwanted effects are growing, too.
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Really?: The Claim: Mayonnaise Can Increase Risk of Food Poisoning
Food poisoning typically spikes this time of year, and mayonnaise always attracts suspicion.
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Well: Diabetes: Underrated, Insidious and Deadly
Vision, hearing, sexual function ? you name it, diabetes harms it.
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