News tagged with environmental conditions

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Late Cretaceous Period was likely ice-free

For years, scientists have thought that a continental ice sheet formed during the Late Cretaceous Period more than 90 million years ago when the climate was much warmer than it is today. Now, a University ...

Sep 24, 2013 4.3 / 5 (18) 3 | with audio podcast

The long shot of life elsewhere

Recent research suggests that there may be as many as 40 billion habitable planets in our galaxy. A number that large has some scientists speculating that the universe might be teeming with life.

Nov 25, 2013 4.1 / 5 (9) 10