Category: Science

Ancient DNA Found Hidden Below Sea Floor

Ancient DNA Found Hidden Below Sea Floor

In the middle of the South Atlantic, there’s a patch of sea almost devoid of life. There are no birds, few fish, not even much plankton. But researchers report that they’ve found buried treasure under the empty waters

Recent Global Warming Slowed by Volcanoes

Recent Global Warming Slowed by Volcanoes

Global average temperatures have been rising in recent years, but not as much as they might have, thanks to a series of small-to-moderate-sized volcanic eruptions that have spewed sunlight-blocking particles high into the atmosphere.

Infrared Images Reveal Frigid, Purple Penguins

Infrared Images Reveal Frigid, Purple Penguins
Infrared Images Reveal Frigid, Purple Penguins

Infrared imaging has revealed that much of a penguin’s outer surface is cooler than the surrounding air — except, of course, for their unfeathered eyes, beaks, and feet — suggesting that extreme radiative cooling draws heat from a penguin’s feathery …