Forget Hollywood: aliens should look as different to us as we do to bananas, saysdeGrasse Tyson ...

Alas, it’s not a study-abroad course – yet – but exoplanets may provide insight into how life formed on Earth.

Deep-sea drilling ships, sea-floor sensors and repurposed Internet cables are helping scientists to study the last unmapped ...

For instance, what if we really are being visited by aliens from other worlds and they turn out to be aggressive, violent, ...