News tagged with current

White tiger mystery solved

White tigers today are only seen in zoos, but they belong in nature, say researchers reporting new evidence about what makes those tigers white. Their spectacular white coats are produced by a single change ...

May 23, 2013 5 / 5 (3) 0 | with audio podcast

How the ice ages ended

A study of sediment cores collected from the deep ocean supports a new explanation for how glacier melting at the end of the ice ages led to the release of carbon dioxide from the ocean.

May 01, 2013 4.5 / 5 (24) 48 | with audio podcast