Only the writer of this article and co-writer Brian Williamson really remember Shadow Riders, but we’re darned if they’ll be ...

What would alien life from another planet be like? But we rarely ask the opposite: What would they think of us?

Aliens may not be green after all. New research suggests entire planets could appear purple, changing how scientists detect ...

As Trump orders UFO file release, scientists debate a deeper question—if aliens exist, what would they think of humanity?

They believe that separating their minds from all physical sensation will bring them enlightenment, so they willingly have ...

The 21st century has produced several science-fiction action films that come very close to that ideal. The films in this ranking stand out because they manage to do everything at ...

I wanted to use the occasion of the resignation of a prominent climate scientist from NASA, citing the Trump administration’s ...

When it comes to the coverage of the Epic Fury efforts, the U.S. press corps seems collectively intent on opposing the ...

The US Supreme Court on Tuesday was examining a former policy of turning away migrants before they crossed the US-Mexico ...

This artistic illustration shows the TRAPPIST-1 red dwarf star system, home to seven Earth-sized exoplanets, several of which ...

That’s exactly what Project Hail Mary, based on The Martian author Andy Weir’s hard sci-fi novel, is wrestling with. In the ...

United Planet volunteers and interns can now earn transferable college credit through new online courses with the Centre for Global Citizenship Studies. This collaboration will enable United Planet ...