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EarthOil Booms: Whales don’t avoid noise of seismic exploration
Field tests in the Gulf of Mexico suggest that sperm whales there don't swim away from boats conducting seismic surveys of the seafloor, but the noise generated by such activity may be subtly affecting the whales' feeding behavior. With video.
By Sid Perkins -
Wrong Impression: Bipolar kids misinterpret facial cues as hostile
Children with bipolar disorder are more likely than other kids to read hostility in bland facial expressions.
By Nathan Seppa -
EarthLazarus, the amphibian
The painted frog, unseen for more than a decade and feared to be extinct, has resurfaced in a remote desert highland of Colombia.