Biology news

Uranium 'pearls' before slime

Since the discovery a little more than a decade ago of bacteria that chemically modify and neutralize toxic metals without apparent harm to themselves, scientists have wondered how on earth these microbes do it.

dateAug 08, 2006 in
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Ancient Global Warming Drove Early Primates' Dispersal

The continent-hopping habits of early primates have long puzzled scientists, and several scenarios have been proposed to explain how the first true members of the group appeared virtually simultaneously on Asia, Europe and ...

dateJul 25, 2006 in
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Pigeons can discriminate both space and time

Pigeons aren't so bird-brained after all. New research at the University of Iowa shows that pigeons can discriminate the abstract concepts of space and time—and seem to use a different region of the brain than humans and ...

dateDec 04, 2017 in Plants & Animals
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