Κυριακή 26 Φεβρουαρίου 2012

ScienceDaily: Top Science News

ScienceDaily: Top Science News


European Neanderthals were on the verge of extinction even before the arrival of modern humans

Posted: 25 Feb 2012 08:09 AM PST

Most Neanderthals in Europe died off around 50,000 years ago, new research suggests. The previously held view of a Europe populated by a stable Neanderthal population for hundreds of thousands of years up until modern humans arrived must therefore be revised, researchers say.

For fish, fear smells like sugar

Posted: 23 Feb 2012 10:30 AM PST

When one fish gets injured, the rest of the school takes off in fear, tipped off by a mysterious substance known as "Schreckstoff" (meaning "scary stuff" in German). Now, researchers have figured out what that scary stuff is really made of.

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