All Items Tagged


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.
Oct 2, 2015 11:30 AM ET // Irene Klotz
Our solar system has some prime locations (besides Earth) for alien life.
Sep 16, 2015 04:27 PM ET // Ian O'Neill
After surveying some promising galactic candidates, an astronomer has concluded that there is little to no evidence for any super-advanced alien civilizations in our local universe.
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.
Jul 20, 2015 01:09 PM ET // Ian O'Neill
On Monday, famed theoretical physicist Stephen Hawking announced the launch of a new $100 million effort to track down an alien civilization within the next decade.
May 22, 2015 08:43 AM ET // AFP
A rainbow-like halo surrounded the sun over Mexico City on Thursday, an optical phenomenon that triggered a social media frenzy.
May 19, 2015 12:08 PM ET // Jesse Emspak, LiveScience
If alien life does exist, scientists aren't sure what it would look like, but one cosmologists says such extraterrestrial creatures will be big — nearly 660 lbs. (314 kilograms), says a cosmologist who bases the estimate on statistics.
+ Load More