Earthlings, brace yourselves: the galaxy may be emptier than your last Tinder date. According to a new study, any alien civilizations out there? Probably short-lived — and doomed to fail spectacularly ...

If people populated the Earth before us, would we even know? That’s the question explored by the Silurian Hypothesis — and it ...

For decades, humans have scanned for signals of alien technology emanating through the galaxy. The search highlights the contradiction between the abundance of planets and stars that stretch across ...