The last thing scientists searching for life on Mars want to find is a colony of hitchhiking microbes from Earth. To that end, an experiment poised to begin week aims to put some of the planet’s most tenacious bacteria through an ultimate survivors’ challenge.
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.
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.
Our solar system has some prime locations (besides Earth) for alien life.
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.
The upcoming movie features tech that NASA already has in the works.
The bright glint of alien oceans may be visible from afar, allowing astronomers to flag potentially habitable exoplanets.
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.
+ Load More