How the YF-12 set Mach 3 records and powered NASA research that shaped the SR-71 and future supersonic aircraft.

The U.S. government will begin testing electric “air taxis” across 26 states, this summer.

A long-dormant sci-fi franchise may be preparing for a return more than two decades after its original run ended. A new ...

Fans of cult sci-fi series “Firefly” are celebrating after star Nathan Fillion revealed that the show may be returning — in an animated format.

A long-dormant sci-fi franchise may be preparing for a return more than two decades after its original run ended. A new animated project connected to the series is currently in advanced development.

Firefly stars including Nathan Fillion, Alan Tudyk, and Gina Torres reunited at Awesome Con, teasing a return to the ...

Chris Pratt's Passengers has resurfaced on streaming, putting the much-mocked “Titanic in Space” sci-fi romance back in the ...

The National Center for Atmospheric Research in Colorado has been targeted for months by the Trump administration. Scientists say critical research will be lost.