New species of dinosaur discovered that ‘rewrites’ T.rex family tree

Victoria Gill Science correspondent, BBC News Masato Hattori An artist’s impression of Khankhuuluu mongoliensis, the newly discovered tyrannosaur ancestor Scientists have discovered a new species of dinosaur – in the collection of a Mongolian museum – that they say “rewrites” the evolutionary history of tyrannosaurs. Researchers concluded that two 86 million-year-old skeletons they studied belonged…

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Five-star OT Immanuel Iheanacho commits to Oregon

Eli LedermanJul 3, 2025, 01:10 PM ET Close Eli Lederman covers college football and recruiting for ESPN.com. He joined ESPN in 2024 after covering the University of Oklahoma for Sellout Crowd and the Tulsa World. Five-star offensive tackle Immanuel Iheanacho announced his commitment to Oregon on “The Pat McAfee Show” on Thursday, sealing a major…

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Brewers’ Jacob Misiorowski makes history with ‘hidden’ no-hitter, chases perfect game vs. Twins

Getty Images Milwaukee Brewers right-hander Jacob Misiorowski carried a perfect game bid into the seventh inning in his second career start Friday against the Minnesota Twins (GameTracker). Misiorowski, who threw five no-hit innings in his first start, subsequently walked the leadoff hitter before allowing a two-run home run to Matt Walner to dash the no-hit…

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Scientists just recreated a 1938 experiment that could rewrite fusion history

A Los Alamos collaboration has replicated an important but largely forgotten physics experiment: the first deuterium-tritium (DT) fusion observation. As described in Physical Review C, the reworking of the previously unheralded experiment confirmed the role of University of Michigan physicist Arthur Ruhlig, whose 1938 experiment and observation of deuterium-tritium fusion likely planted the seed for…

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The problem with AI agents

The flash crash is probably the most well-known example of the dangers raised by agents—automated systems that have the power to take actions in the real world, without human oversight. That power is the source of their value; the agents that supercharged the flash crash, for example, could trade far faster than any human. But…

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