Venus is the hardest planet in the solar system to explore. The surface is lethal, and the atmosphere blocks our view from ...

The finding suggests phosphine—a potential biosignature—shouldn’t be viewed as evidence of alien life until natural, non-biological sources are ruled out. Reading time 5 minutes For scientists, the ...

NASA’s search for life beyond Earth is no longer a distant dream but a coordinated campaign that now stretches from Martian rocks to interstellar visitors. Instead of chasing flying saucers, ...