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What Mars Would Look Like With Life
What if instead of dust and rocks, our planetary neighbor Mars were a bit more lush? What if it...
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100 Billion Alien Planets Fill Our Galaxy
Our Milky Way galaxy is home to at least 100 billion alien planets, and possibly many more, a new...
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Rock Is New Class of Mars Meteorite
A dark lump of rock found in the Moroccan desert in 2011 is a new type of Martian meteorite,...
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Newborn Star Study Reveals Never-Before-Seen Stage of Planet Birth
Astronomers studying a newborn star have caught a detailed glimpse of planets forming around it, revealing a never-before seen...
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Bacterial Traces From 3.5 billion Years Ago Called Oldest Fossils
Scientists analyzing Australian rocks have discovered traces of bacteria that lived a record-breaking 3.49 billion years ago, a mere...
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The Most Exciting Alien Planets of 2012
From massive bodies that fell just short of becoming stars to the tiniest solar systems known, 2012 has brought...
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Jared Diamond’s Tales From the World Before Yesterday
From John Brockman at Edge.org: Over the years I’ve had the privilege to work with some of the more...
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Did Lucy Walk, Climb, or Both?
Much has been made of our ancestors “coming down out of the trees,” and many researchers view terrestrial bipedalism...
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Space Radiation May Accelerate Alzheimer’s in Astronauts
Radiation in space might harm the brains of astronauts in deep space by accelerating the development of Alzheimer’s disease,...
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Extraterrestrial Oceans Could Host Life
NASA’s battle cry behind the small armada of orbiters, landers and rovers dispatched to Mars is “follow the water!”...