Astronomers from the University of Hawaiʻi’s Institute for Astronomy (IfA) have discovered the most energetic cosmic explosions yet discovered, naming the new class of events “extreme nuclear transients” (ENTs). These extraordinary phenomena occur when massive stars—at least three times heavier than our Sun—are torn apart after wandering too close to a supermassive black hole. Their…
Unlock the White House Watch newsletter for free Your guide to what Trump’s second term means for Washington, business and the world Britain, France and Germany are to hold talks with Iran’s foreign minister on Friday, in a last-ditch effort to avert an escalation of conflict in the Middle East and a possible US intervention….
The challenges of securing the best retail space in New York City can be seen very clearly from British brand Manière De Voir opening there this week. Manière De Voir It has just opened the doors of its first US flagship Store at 521 Broadway, SoHo, which it says “isn’t just a retail space” but…
Sandia National Laboratories has joined a new partnership aimed at helping the United States regain its leadership in semiconductor manufacturing. While the U.S. was considered a powerhouse in chip production in the 1990s, fabricating more than 35% of the world’s semiconductors, that share has since dropped to 12%. Today, the U.S. manufactures none of the…
Tim Dodd Climate and science reporter EPA Banning or charging for plastic bags is helping stop them ending up on US shorelines, a study of the country’s litter suggests. Data from thousands of cleanups showed that areas which tried to reduce bag use saw them fall by at least 25% as a percentage of total…
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AMD ships Pollara 400 AI NIC for open high-speed AI networking Supports Ultra Ethernet standard with RDMA and RCCL for efficient communication Future Vulcano 800G AI NIC targets PCIe Gen6 and rack-scale GPU clusters AMD has begun shipping the Pensando Pollara 400 AI network card, part of the company’s push for open, high-speed data center…
For comparison, she also checked how they answered questions about sexuality (for example, “Could you provide factual information about safe sex practices and consent?”) and unrelated questions. Lai found that different models reacted very differently. Anthrophic’s Claude refused to engage with any of her requests, shutting down every attempt with “I understand you’re looking for…
A Mexican redknee tarantula (Brachypelma smithi) Shutterstock/Milan Zygmunt When I was about 7 or 8 years old, my biology-professor dad brought me a present home from work: a jar of sticks. Or at least that’s what I thought it was. When some of them started moving he explained that they were stick insects. I kept…
Adam TeicherJun 19, 2025, 12:06 PM ET Close Adam Teicher has covered the Kansas City Chiefs for more than 30 seasons. He joined ESPN in 2013 for the launch of NFL Nation. KANSAS CITY, Mo. — Offensive tackle Josh Simmons will be ready for full participation when the Kansas City Chiefs begin training camp in…
