SpaceThe distant world that is our best hope of finding alien life A decade ago, we discovered an exceptionally exciting exoplanet that could be the best candidate for hosting alien life. Now we’re about to find out if it really is Features
ChemistryRNA strand that can almost self-replicate may be key to life's origins Life may have begun when RNA molecules began to replicate themselves, and now we’ve finally found an RNA molecule that is very close to being able to do this 51¶¯Âþ