3,878 results
- Life
Molecular Evolution
Investigating the genetic books of life reveals new details of 'descent with modification' and the forces driving it.
- Humans
Networks dominated by rule of the few
Certain systems, including social hubs like Facebook, can be directed from relatively few control points.
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- Humans
Marking penguins for study may do harm
Metal flipper bands used to tell birds apart hamper survival and reproduction, a 10-year study finds.
- Humans
How to hear above the cocktail party din
Simply repeating a sound in different acoustic environments may allow listeners to focus in on it, experiments suggest.
- Health & Medicine
Tallying the caloric cost of an all-nighter
Sleep is energy-saving, and missing even one night sends the body into conservation mode, new measurements show.
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When Birds Go to Town
Urban settings offer enterprising critters new opportunities — if they can cope with the challenges
- Humans
Google a bedbug today
With no good technological solutions, entomologists call on the public to remain eternally vigilant against a resurgent foe.
- Tech
U.S. network detects Fukushima plume
Traces of radioactivity attributable to the earthquake-damaged Fukushima reactor complex in Japan have reached the West Coast of the United States.
- Health & Medicine
A new way for blind mice to see
A new type of prosthetic eye can analyze patterns of cell activity to reproduce images similar to those produced in normal vision.
- Health & Medicine
Cats attracted to ADHD drug, a feline poison
Since 2004, drugs designed for use by people have been the leading source of poisonings among companion animals, according to the national Animal Poison Control Center in Urbana, Ill. And among cats, Adderall – a combination of mixed amphetamine salts used to treat attention deficit hyperactivity disorder – has quickly risen to become one of the most common and dangerous of these pharmaceutical threats.
- Life
Feud over family ties in evolution
Prominent scientists dispute kinship’s role in self-sacrifice among highly social creatures.
