Beyond that, in the decades to come, we might be able to see the colours of an exoplanet’s surface, and determine if plant ...

Astrobiologists say we could find evidence of microbial life within the next 10–20 years. What does that mean? Where are we looking? Projects, chronology, explained ...

Life on Earth may not have started here at all. A scientist says alien intervention is unlikely but still possible, reshaping ...