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Oct 5, 2015 12:15 PM ET // Nola Taylor Redd,
Although scientists have long considered oxygen a sign that life exists on an alien planet, new research suggests the element could be produced without it.
Oct 2, 2015 04:33 PM ET // Ian O'Neill
Red dwarf stars may be able to support habitable exoplanets after all -- through complex tidal interactions between star and planet, global magnetic fields could evolve, protecting hypothetical life forms from the red dwarfs' ferocious nature.
Sep 28, 2015 11:00 AM ET // Irene Klotz
Scientists have their first evidence that trickles of liquid water play a role in sculpting mysterious dark streaks that appear during summertime months on Mars.
Jul 10, 2015 07:00 AM ET // Elizabeth Howell
If you're weary of the rat race, some ideas from Captain Kirk and Captain Picard could help you get out of it earlier.
Jun 22, 2015 01:33 PM ET // Elizabeth Howell
Europa is an ice-covered moon orbiting Jupiter that likely an ocean underneath. Perhaps that ocean contains life. Perhaps it doesn't. But we're not going to know for sure until we send a probe there to check things out.
Jun 4, 2015 03:00 PM ET // Elizabeth Howell,
Outer space might be the toughest environment for life, but some hardy microbes have been able to survive in it for surprising amounts of time.
May 26, 2015 05:10 PM ET // Irene Klotz
NASA on Tuesday selected nine science instruments it believes will best address the burning question about whether Jupiter’s ocean-bearing moon Europa has indications of life.
Apr 28, 2015 11:00 AM ET // Irene Klotz
What has Antarctica and Mars got in common? Mineral deposits from a briny subsurface aquifer suggest bacteria are hiding under the barren Antarctic landscape -- can the same be said for the red planet?
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