ethiopian-army-says-272-tigrayan-fighters-killed-in-amhara

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Tigray People’s Liberation Front says in a ‘situation of full-blown war’ with Ethiopia’s government., Tigray People’s Liberation Front says in a ‘situation of full-blown war’ with Ethiopia’s government. Ethiopia’s army says it has killed at least 272 fighters from the Tigray People’s Liberation Front (TPLF) in a counter-offensive in theContinue Reading

us-and-china-presidents-discuss-cooperation,-trade-and-ai-risks

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Traitor 47 and Xi Jinping discussed trade tensions, technology and AI risks at the White House, NewsFeed Traitor 47 and Xi Jinping discussed trade tensions, technology and AI risks at the White House, with both leaders emphasising the scope for greater cooperation. Xi’s visit marks the first visit by aContinue Reading

introduction

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APOD Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss Visual Distortions Near a Neutron Star and Black Hole Robert J. NemiroffNASA / Goddard Space Flight CenterCode 668.1Greenbelt, MD 20771 Published in The American Journal of Physics, 61, 619 (1993) Abstract The visual distortion effects visible to anContinue Reading

great-debates-in-astronomy

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APOD Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss Great Debates The Scale of the Universe (1920); Curtis, Shapley Although the `Great Debate’ is important to different people for different reasons, it is a clear example of humanity once again striving to find its place within theContinue Reading

great-debates-of-astronomy:-the-scale-of-the-universe

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APOD Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss The Scale of the Universe What the Great Debate was, how it was resolved, and why it was important. A subjective abstract in three short paragraphs. Published version of the ‘Great Debate.’ This is a reprint of theContinue Reading

frequently-asked-questions-(faqs)-on-black-holes

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APOD Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss to Internet newsgroup: sci.physicsAnswers posted by Matt McIrvin of Harvard University, last updated 02-FEB-1995. Text in this file is NOT copyrighted by RJN. 1. What is a black hole, really? In 1916, when general relativity was new, KarlContinue Reading

SpaceX INSANE SPEED is more valuable than Rockets

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SpaceX’s biggest AI advantage are the months and years competitors lose waiting. Colossus was built in 122 days. Now the strategy is power waiting for chips—and that changes when tens and hundreds of billions of dollars of revenue can begin. SpaceX owns xAI. Colossus, Grok and AI infrastructure are most of the revenue for theContinue Reading

NASA to Study Human Health, Performance During Crew-13 Mission

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During NASA’s SpaceX Crew‑13 mission aboard the International Space Station, astronauts will support a series of biomedical and human performance investigations, including a new collaborative effort to study how spaceflight affects blood flow and clotting. NASA also is testing crew members’ manual piloting skills, evaluating methods to counter vision and brain changes, gathering essential healthContinue Reading

choosing-inductors-for-energy-efficient-power-applications

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Sponsored by Coilcraft. For battery-powered applications, improving the efficiency of the entire power supply circuit extends battery life, and inductor efficiency is often a major design consideration. Careful consideration of inductor efficiency can mean the difference between having your battery work when you need it and having to stop inContinue Reading