Editor's note: Boom Supersonic successfully broke the sound barrier with the XB-1 today in a major milestone. Read our coverage here. Boom Supersonic plans to break the sound barrier during a test ...

After years of testing and refinement, a pilot flying the aerospace company’s XB-1 scale prototype finally broke the sound barrier during a livestream event—not once, not twice, but three times.

2025. (AP Photo/Oded Balilty) Updated [hour]:[minute] [AMPM] [timezone], [monthFull] [day], [year] OSWIECIM, Poland (AP) — Silence pervades the site of Auschwitz-Birkenau today. Snow covers railroad ...

The executives’ turnabout didn’t go unnoticed among Silicon Valley’s critics. “Their silence now is cowardly, complicit in reinforcing the status quo fossil fuel economy, and shows that ...

Don’t fall for it. The billionaire’s silence on the sudden reversal of US government guidelines for building safer artificial intelligence shows his priorities are political capital — and ...