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Sep 29, 2015 02:59 PM ET // Elizabeth Howell
How hard would a human mission to the Red Planet be? Two retired NASA astronauts, Clay Anderson and Steve Swanson, have very different takes.
Sep 29, 2015 12:00 PM ET // Irene Klotz
The discovery of seasonal water flows on the surface of Mars could galvanize both the search for indigenous life as well plans for future human settlements, but don’t pack your bags quite yet.
Sep 28, 2015 08:30 PM ET // Ian O'Neill
Once again the world is abuzz about water on Mars -- what's the fuss about this time?
Sep 21, 2015 11:31 AM ET // staff
An exhaustive project traces the evolutionary relationships between all of the 2.3 million identified species of plants, animals, microbes and fungi on Earth.
Sep 7, 2015 01:30 PM ET // Discovery News
The Royal Photographic Society's annual competition winners create dazzling pieces.
Aug 28, 2015 01:50 PM ET // Renee Morad
Do-it-yourself bioengineering and garage-based DNA sequencing let anyone alter the human condition.
Aug 27, 2015 12:48 PM ET // Ian O'Neill
As astronomical techniques become more advanced, a team of astrophysicists think they will be able to not only detect the signatures of alien life in exoplanetary atmospheres, but also track its relentless spread throughout the galaxy.
Aug 18, 2015 01:01 PM ET
If you've ever wondered why putting a foot outside of the covers at night cools you down on a warm, tossy-turny night, Trace has the answer.
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