Gravitational-wave detectors have captured their biggest spectacle yet: two gargantuan, rapidly spinning black holes likely forged by earlier smash-ups fused into a 225-solar-mass titan, GW231123. The ...

An unusual gravitational wave signal has renewed hopes that primordial black holes, long considered purely theoretical, may finally be within reach of discovery. If confirmed, they could solve one of ...

Two Long Island children were burned while trying a viral challenge involving a popular squishy toy, officials say. As a ...

A dangerous social media fad has resulted in the recent admittance of at least two Lancaster County teenagers into the ...

The NASCAR Cup Series’ In-Season Challenge returns for its second season in 2026, bringing a five-race, bracket-style tournament to TNT Sports’ portion of the summer schedule. Thirty-two drivers ...

Terms apply to American Express benefits and offers. Visit americanexpress.com to learn more. The "no-spend" challenge has been around for years but gained new life in 2024, thanks to TikTok and No ...

December 4, 2025 • The annual contest for students in grades four through 12 is back for its eighth year — this time with a special prize for a podcast that marks the 250th anniversary of the United ...

Challenge Roth takes place on Sunday, 5 July 2026 in Roth, Bavaria, Germany. The race distances are the same as in a full ...