Credit: Denis Borisov/Getty Researchers are increasingly using autonomous AI agents for data interpretation. The accuracy of this analysis depends on the data sets available to these programs, and a new study documents how easy it is for scammers to “poison” these resources by uploading manipulated data sets that closely resemble the originals but lead to
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Mitochondria (green in this false-color transmission electron micrograph) may play a role in the physiological effects of microgravity.Credit: José Calvo/Scientific Photography Library Researchers have found that exposure to microgravity aboard the International Space Station causes mitochondria in human cells and worms to produce fewer proteins. The work also identified a previously unknown molecular pathway that
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The Epstein-Barr virus activates specific T cells in the immune system, causing an attack on nerve cells in the brain and spinal cord.Credit: Steve Gschmeissner/Scientific Photo Library For years, a common virus has been implicated in the development of multiple sclerosis, a disease in which the body’s immune system attacks nerve cells in the brain
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After a slow start to Canada’s 2026 fire season, activity rebounded in late June amid dry, warm conditions and moved back closer to the 25-year average. As of mid-July, nearly 850 fires were actively burning across the country, according to the Canadian Interagency Wildfire Centre. More than 180 of them burned in Ontario. This NOAA-21
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Receive the daily Popular Science newsletter💡 Breakthroughs, discoveries and DIY tips delivered six days a week. By registering, you confirm that you are over 16 years of age, will receive newsletters and promotional content, agree to our Terms of Use, and acknowledge the data practices in our Privacy Policy. You can unsubscribe at any time.
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