When the U.S. was born, humanity was still seven years away from balloon-borne flight. Where might we be another 250 years ...

Astrobotic's Peregrine moon lander that suffered a propulsion system anomaly shortly after separation from its Vulcan Centaur ...

The Transiting Exoplanet Survey Satellite (TESS) revealed a distant planet located 40,000 light-years away using microlensing for the first time.

Cinematic universes rely on audiences investing in minor characters – but as that interest wanes, it may be up to the big guns to keep the genre afloat ...

Some of these secrets are REALLY obscure!

The heaviest sci-fi books of all time include classics like Brave New World and Nineteen Eighty-Four alongside newer novels ...

Screening of “America’s National Parks at 100,” noon June 20, Mayborn Museum, 1300 S. University Parks Drive. Creator Fest, 6 ...

There are a lot of core activities in the 'single-player' portion, and we're here to help you master all of them.

A spacecraft was sent into orbit on Friday to rescue the Swift Observatory in a daring first-of-its-kind endeavour.

Sandiegouniontribune.com covers local news in San Diego County, CA, California and national news, sports, things to do and the best places to eat, business and the San Diego housing market.

As UFOs go mainstream, the jury is out on what the existence of alien life might mean for religion By Associated Press June 12, 2026 at 3:17 p.m.

Sports News, Scores, Fantasy Games Hardaway Sr. said he told his son his feelings on wearing No. 10 for the Heat five years ago when he previously nearly signed with Miami as a free agent.