Facebook Tweet Email Link Florida’s surgeon general said Sunday that he had not weighed the cost – in terms of infections, hospitalizations or deaths – of ending vaccine mandates in his state. But scientists who have done those calculations say those costs may be high. Asked by CNN’s Jake Tapper whether he had done any data analysis or projections of …
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Artificial intelligence systems are thirsty, consuming as much as 500 milliliters of water – a single-serving water bottle – for each short conversation a user has with the GPT-3 version of OpenAI’s ChatGPT system. They use roughly the same amount of water to draft a 100-word email message. That figure includes the water used to cool the data center’s servers …
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Tantalizing evidence hints that dark energy might be evolving, leading some cosmologists to suggest that our universe will collapse in a “Big Crunch” sooner than expected. Over the past year, massive surveys of galaxies by both the Dark Energy Survey (DES) and the Dark Energy Spectroscopic Instrument (DESI) have revealed that dark energy — the mysterious force that’s accelerating the …
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This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights I was preparing for my early morning class back in January 2025 when I received a notice regarding an asteroid called 2024 YR4. It said the probability it could hit Earth was unusually high. As defending Earth from unexpected intruders …
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