Sagan's team created the greatest puzzle of all time, which you can only solve if your species understands the basic nature ...

A planet with one side permanently roasting and the other frozen in endless darkness might still have a chance of supporting life. Researchers found that heat inside a tidally locked exoplanet could ...

Lego releases a new 1,478-piece X-Files set, recreating Mulder's office and featuring iconic characters for sci-fi fans. Read ...

When astronomers observe distant exoplanets, they sometimes encounter a frustrating result: instead of revealing the chemical fingerprints of an atmosphere, the data appear almost completely flat.

Gillian Anderson returns for a new X-Files LEGO ad promoting the brick-built set inspired by the beloved paranormal sci-fi ...

Mulder purchase over.

As humanity prepares for a new era of space exploration, NASA and other space agencies are planning ambitious missions to Mars and other distant worlds that aim to bring back valuable rock, soil and ...

Ever so slightly bigger than Earth, the exoplanet LHS 3844b orbits its parent star, LHS 3844, a red dwarf 48.5 light-years ...

Teetering near endangered status, the starlet sea anemone produces “an ancient mechanism” for fighting viruses that researchers called “counterintuitive.” ...

A North Wales vicar has argued that biblical prophet Ezekiel may have witnessed advanced alien technology, urging Christians ...

This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence community, as well as to publish its findings in peer-reviewed journals ...

Take a drive to the CIA’s Area 51 – a route with more UFO sightings and unexplained mysteries than anywhere else on Earth ...