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

Scarlett Dargan imagines this week's generational debate ...

An interstellar comet that passed through the Solar System last year may be up to 12 billion years old – far older than the ...

When Olivia Wilde fell from her horse on the set of Cowboys & Aliens, one co-star turned his own horse sideways and shielded ...

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

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

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

Could Martian mudstones be holding evidence of ancient microbes? New findings strengthen the case that the Red Planet once ...