03/12/2013

Study finds 'Goldilocks' effect in snail populations

A University of Iowa researcher has discovered that a "Goldilocks" effect applies to the reproductive output of a tiny New Zealand snail—considered a troublesome species in many countries—that may one day help environmentalists ...

Study documents catastrophic collapse of Sahara's wildlife

A new study led by the Wildlife Conservation Society and Zoological Society or London warns that the world's largest tropical desert, the Sahara, has suffered a catastrophic collapse of its wildlife populations.

NYC train derailment airs queries about technology

The revelation that a New York City commuter train derailed while barreling into a sharp curve at nearly three times the speed limit is fueling questions about whether automated crash-avoidance technology could have prevented ...

Human ancestor was less-chimp-like than thought: study

The last common ancestor of Man and Ape was not a knuckle-walking, tree-swinging hominid resembling today's chimpanzee, said a study Tuesday challenging some long-held theories of human evolution.

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