One proposed solution to the Fermi Paradox suggests that intelligent civilizations remain silent by necessity. Advanced ...

The US government receives dozens of UFO reports every month. And while many of these turn out to be innocuous (everything ...

Radio signals have been travelling through space since 1906, forming Earth’s radio bubble. Now 119 light years wide, it covers about 75 star systems, the signals fading into noise ...

Scientists discover 26 new bacterial species in NASA cleanrooms, revealing surprisingly resilient microbes with potential ...

An excessively harsh crackdown by the Donald Trump administration that invoked the Alien Enemies Act is putting off American ...

The City of Cape Town says at least 30 000 trees within its municipal boundaries may be at risk from the invasive polyphagous ...

Planets orbiting two stars at once, a world that sparked debate over the possibility of life, and another being vaporized by ...

As Prime Minister Mark Carney puts trade and security at the centre of Canada's foreign policy, observers say Ottawa is also ...