Feature
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Dying before Their Time
Genetically engineered mice that get prematurely old give hints to the causes of aging.
- Astronomy
Heavenly Passage
On June 8, the black dot of Venus passed across the face of the sun, the first time it did so in 122 years.
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Comfortably Numb
Scientists are finding the molecular targets of anesthetics.
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Beg Your Indulgence
The Japanese concept of amae, in which one person presumes that another will indulgently grant a special request, may apply to different forms of behavior at different ages, even in Western countries.
- Animals
Thoroughly Modern Migrants
Butterflies and moths are causing scientists to devise a broader definition of migration and this has raised some old questions in new ways.
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Do Antibodies Pack a Deadly Punch?
These immune molecules may directly kill, not just tag, microbes.
- Computing
Calculating Swarms
Ant teamwork suggests models for computing faster and organizing better.
- Health & Medicine
Narcolepsy Science Reawakens
Recent advances in understanding the biological underpinnings of narcolepsy have created a new diagnostic tool and point toward possible future therapies.
- Tech
Sixth Sense
A budding technology called electric field imaging may soon enable devices such as appliances, toys, and computers to detect the presence of people and respond to their motions.
