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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.

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.

Humans

Kissing chemistry

Unlocking the secrets of the lip-lock.