BBC Sky at Night Magazine on MSN

What would proof of alien life look like? Here's what scientists are really looking for

The scientific community tends to employ ‘confidence of life’ detection scales: a multi-step ‘ladder’ that begins with ...
Opinion
Celestium on MSNOpinion

Alien life sounded almost confirmed — until the last standard of proof held

The search for alien life no longer feels like a fringe idea or a distant fantasy. This video walks through the strongest clues ever put forward, from unexplained signals to possible fossils and signs ...