An artist imagines the flora of distant, nonexistent worlds.
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The glowing object was a bolide, fireballs that explode in a bright flash, according to experts. It streaked across Mexico’s predawn skies on Wednesday.
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Further studies are needed to determine whether K2-18b, which orbits a star 120 light-years away, is inhabited, or even habitable.
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An expedition spotted a baby of the species in the South Sandwich Islands. This cephalopod can grow to more than 20 feet and has proved elusive in its deep-sea environs.
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The World Health Organization finally reached a compromise on a pandemic treaty after three years of talks. The United States withdrew from negotiations after President Trump took office.
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A manuscript discovered in the Judean desert contains trial notes on an intricate tax-evasion scheme that involved forgery, fiscal fraud and the false sale of slaves.
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The Astrogeology Science Center, which has helped astronauts and robots reach other worlds safely, is facing a substantial number of job reductions.
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One pet octopus suddenly became more than four dozen. They went viral. Then it all went south.
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They were among the six women who made a 10-minute trip on Blue Origin’s New Shepard rocket, as the first all-female space crew in more than 60 years.
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An interim U.S. attorney is demanding information about the selection of research articles and the role of N.I.H. Experts worry this will have a chilling effect on publications.
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A professional skeptic, he took on hundreds of mysteries, offering rational explanations for the Loch Ness monster, the Shroud of Turin and countless hauntings.
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The White House has thrown its weight behind the lab leak theory, an idea that has divided intelligence agencies.
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The president said the move was aimed at making the United States the world’s “dominant seafood leader.”
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Eli Lilly reported promising results from a study of its experimental oral drug that could rival popular injections to treat obesity and diabetes.
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The shift to cleaner power needs resources from China. An export ban just cut off some supplies.
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Surges in Mennonite communities near the U.S. border may complicate containment efforts, experts say.
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Eli Lilly said clinical results of its GLP-1 in pill form showed safety and efficacy data similar to blockbuster injectable drugs.
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Trump officials have proposed changing a decades-old interpretation of a key word in the Endangered Species Act, which would make it much easier to log, build or drill for oil.
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Extreme weather disasters, increasing as the planet warms, can curb blood donations while increasing demand, a new analysis found.
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The health secretary said he would prioritize studies into environmental causes while harshly discounting other factors scientists say are likely contributing to rising rates of the condition.
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The rulings are setbacks to Trump’s efforts to halt climate and environmental funding approved under the Biden administration.
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The devastating stimulant has been hitting Portland, Maine hard, even competing with fentanyl as the street drug of choice. Although a fentanyl overdose can be reversed with Narcan, no medicine can reverse a meth overdose. Nor has any been approved to treat meth addiction.Unlike fentanyl, which sedates users, meth can make people anxious and violent. Its effects can overwhelm not just users but community residents and emergency responders.Here are voices from one troubled neighborhood.
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The highly addictive drug, manufactured almost exclusively by Mexican cartels, is more dangerous than ever. Its use has been surging across the country. Unlike fentanyl, there are no medicines that can swiftly reverse a meth overdose and none approved to treat meth addiction.
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A powerful stimulant that keeps users sleepless for days and can ignite psychosis and violence has been rattling Portland and its safety networks.
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President Trump directed his administration to help states import drugs from Canada. But a proposal to alter a Medicare program to reduce costs could wind up raising prices.
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While the agency stressed that increased screening was most likely behind much of the increase, the health secretary, Robert F. Kennedy Jr., called it an “epidemic.”
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Fast fashion retailers rely heavily on shipping by air. The president’s tariffs could change that.
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In the first clinical trial of its kind, an A.I. chatbot eased mental health symptoms among participants. The technology may someday help solve the provider shortage.
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Levies on Americans’ daily prescriptions and other medicines could raise costs, spur rationing and lead to shortages of critical drugs.
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Funded by the maple industry, a researcher has exaggerated his findings to suggest that syrup could help prevent serious diseases.
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Users needing emergency care or hospitalization were more likely to later develop dementia, researchers reported. That does not prove cannabis was the cause.
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In letters to multiple agencies, the focus is on how job reductions at E.P.A., Interior and other agencies would hurt President Trump’s “energy dominance” agenda.
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Blue Origin’s all-female flight proves that women are now free to enjoy capitalism’s most extravagant spoils alongside rich men.
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Scientists developed a way to freeze a large mammal’s kidney, which could ease organ shortages in the future. First, they had to see if their method would work in a pig.
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Lauren H. DeLoach of South Carolina admitted to importing more than $18,000 worth of sperm whale parts from Australia, Latvia, Norway and Ukraine, prosecutors said.
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