Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...

The universe is vast and teeming with stars – but if intelligent life exists, it may not be able to visit Earth.

Scientists have discovered an 'alien' material inside a massive crater on Earth, sparking new questions about how life may ...

They’ve obscured alien worlds from us for years, but clouds could turn out to be where the first hints of extraterrestrial life finally appear ...