AI Reveals Milky Way’s Black Hole Spins Near Top Speed

An international team of astronomers has trained a neural network with millions of synthetic simulations and artificial intelligence (AI) to tease out new cosmic curiosities about black holes, revealing the one at the center of our Milky Way is spinning at nearly top speed. These large ensembles of simulations were generated by throughput computing capabilities…

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Washington Commanders beef up on defensive line

John KeimJun 16, 2025, 06:00 AM ET Close John Keim covers the Washington Commanders for ESPN. He joined ESPN in 2013 after a stint with the Washington Post. He started covering the team in 1994 for the Journal Newspapers and later for the Washington Examiner. He has authored/co-authored four books. You can also listen to…

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US military wants to grow giant biological structures in space

DARPA envisions growing structures hundreds of metres long Science Photo Library / Alamy Stock Photo The US military is brainstorming ways to build large structures in space, from telescope antennas to elevator tethers. By growing these objects in microgravity using biological organisms, they hope to avoid the costly and painstaking process of launching components from…

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Koalas on the brink: Precision DNA test offers a lifeline to Australia’s icons

A University of Queensland-led project has developed a tool to standardize genetic testing of koala populations, providing a significant boost to conservation and recovery efforts. Dr Lyndal Hulse from UQ’s School of the Environment said the standardized koala genetic marker panel provides a consistent method for researchers nationwide to capture and share koala genetic variation,…

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Amex Platinum, Chase Sapphire get 2025 refresh

Anna Barclay | Getty Images The long-running rivalry between the country’s top premium credit cards is about to heat up again. JPMorgan Chase announced last week that a refresh of its Sapphire Reserve — the travel and dining rewards card that went viral when it arrived in 2016 — was imminent. In response, American Express…

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Cryptography trick could make AI algorithms more efficient

Concepts from cryptography can be applied to speeding up algorithms Imago/Alamy Adding a dash of encryption to key algorithms used in artificial intelligence models could – surprisingly – make them more efficient, thanks to a trick of mathematics. Cryptography normally involves scrambling messages to make them appear random to malicious onlookers while preserving their information…

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