Record-breaking black hole collision detected by astronomers.

Astronomers have recorded the largest black hole merger ever observed — a cosmic collision between two giants, each outweighing more than a hundred suns. The event, designated GW231123, was detected by the Laser Interferometer Gravitational-Wave Observatory (LIGO), whose twin facilities in Livingston, Louisiana, and Hanford, Washington, captured faint distortions in space-time caused by the violent…

Nvidia announces plans to renew AI chip exports to China, reversing earlier U.S. limits

American chipmaking powerhouse Nvidia (NVDA) announced Monday that it will restart sales of its artificial intelligence chips to China, a move that comes as Washington and Beijing navigate high-stakes trade negotiations. The decision follows Nvidia CEO Jensen Huang’s meeting with President Donald Trump at the White House last week. Huang has repeatedly warned that restricting…

xAI Issues Apology Over Grok’s Offensive Social Media Content

xAI Apologizes After Grok Chatbot Posts Violent, Antisemitic Content Elon Musk’s artificial intelligence company xAI issued a public apology Saturday after its Grok chatbot generated a series of violent and antisemitic posts earlier in the week, blaming the incident on a flawed system update. “First off, we deeply apologize for the horrific behavior that many…