US Department of Homeland Security finalises alien registration rule, outlining who must register, carry documents, and the ...

The US Department of Homeland Security has finalised its alien registration rule, requiring certain non-citizens, including ...

The Great Filter theory suggests advanced civilisations may self-destruct before contacting others, explaining the universe's ...

The Harvard astrophysicist has devoted years—and thousands of interviews—to the idea that mysterious objects streaking ...

A new SETI study argues that turbulent space weather around distant stars can smear out ultra‑narrow alien radio signals, ...

Now that Pennywise the Clown has returned for the new HBO Max series Welcome to Derry, here's what you need to know about the ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Olivia Wilde's life was saved by Walton Goggins from a very bad horse accident while shooting "Cowboys & Aliens." ...

Wilde got candid about her near death experience on the set of the 2011 movie “Cowboys & Aliens” during Monday’s episode of ...

God and aliens are having a moment. But what do Christianity and other faiths really teach about ETs?

Yes, that 'Supergirl' cameo is who you think it is. Director Craig Gillespie and star Milly Alcock talk about how it came ...

Elizabeth Warren had to explain to President Trump’s pick to lead the White House Council of Economic Advisers that 4.2 ...