Related topics: brain · whales

NASA volunteers find 15 rare 'active asteroids'

Some extraordinary asteroids have "activity"—comet-like tails or envelopes of gas and dust. NASA's Active Asteroids project announced the discovery of activity on 15 asteroids, challenging conventional wisdom about the ...

Citizen scientists needed to discover elusive black holes

Could you help scientists uncover the mysterious world of invisible black holes? Become a Black Hole Hunter and you'll be taking part in scientific research that has the potential to reveal more about one of space's most ...

A whiff of tears reduces male aggression, says study

Watching someone cry often evokes an emotional response—but according to a new study published Thursday, human tears themselves contain a chemical signal that reduces brain activity linked to aggression.

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