03/12/2013

Comet ISON is confirmed dead after brush with Sun

A comet that grabbed attention worldwide for being likened to a massive snowball in space did not survive its brush with the Sun last week, NASA confirmed on Tuesday.

Silent stalkers of dark ocean waters

The mating roar of a male harbor seal is supposed to attract a partner, not a predator. Unfortunately for the seals, scientists have found evidence that marine-mammal-eating killer whales eavesdrop on their prey. The researchers ...

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