SpacePossible signs of ancient life on Mars are rich in complex carbon An instrument on the Perseverance rover has identified large, complex carbon compounds alongside unusual patterns on the surface of rocks that resemble traces of microbial activity News
LifeHow a radical new view of life could reveal its origin – and aliens We've been looking at nature the wrong way, argues Rowan Hooper. If we stop focusing on the individual, we get a whole new picture of how life on Earth – and elsewhere – may have begun Features