News
- Health & Medicine
Beta-blockers erase emotion of fearful memories
Beta blockers could change the way emotional memories are stored, a finding which could help people suffering from anxiety disorders
- Ecosystems
Marine census: Surprising number of creatures bipolar
Census of Marine Life offers a preview of massive international census gives fuller count, shows some sea species at both poles.
By Susan Milius - Climate
The hidden costs of better fuels
Whether crop-based biofuels will reduce greenhouse gas emissions depends on how, and where, they're grown.
- Life
Jumping genes provide unexpected diversity
Mobile DNA elements have stuffed and shrunk the human genome, a comparison of two genomes reveal
- Planetary Science
Earth may be home to unearthly life
No need to look on other planets for new forms of life — weird life could exist right here on Earth.
- Humans
Coupons help evaluate game of Go
Variant version of ancient board game Go allows researchers to see how players value their moves, possibly providing clues to the math behind complex games like chess.
- Life
Sponge’s secret weapon restores antibiotics’ power
A chemical from an ocean-dwelling sponge can reprogram antibiotic resistant bacteria to make them vulnerable to medicines again, new evidence suggests.
- Math
Networks reveal concentrated ownership of corporations
Researchers have made the first maps of corporate stock ownership for the stock markets of a large number of countries, 48 in all. The analysis reveals that a few big players constitute backbones of ownership.
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- Climate
Plumes of arctic haze traced to Russia, Kazakhstan
Smoke from forest fires, agricultural burning may be substantial part of springtime plumes.
By Sid Perkins - Tech
Two satellites collide in Earth orbit
In an unprecedented collision, two large satellites crashed into each other in low-Earth orbit on February 10.
By Ron Cowen - Science & Society
Kids’ gestures foretell better vocabularies
Toddlers who gesture more at age 14 months possess larger vocabularies when entering school, new research finds.