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

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

An asteroid impact millions of years ago may have provided a natural incubator for early life on Earth, scientists say.

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