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Hearings have turned up embarrassing emails and problems with grants, but evidence of a larger cover-up is lacking.
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The Boeing Starliner launch was halted with just minutes to spare. The mission to the International Space Station was to carry two NASA astronauts. Starliner has already faced years of delays.
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Bad weather may have been a cause of Sunday's crash that killed Ebrahim Raisi. But mechanical issues, possibly exacerbated by a lack of spare parts due to U.S. sanctions, could also be a factor.
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The Seoul summit is a follow-up to last November's summit in the U.K., where participating countries agreed to work together to contain risks posed by galloping advances in artificial intelligence.
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Johansson says she was approached multiple times by OpenAI to be the voice of ChatGPT, and that she declined. Then the company released a voice assistant that sounded uncannily like her.
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In April the EPA established new, legally enforceable limits for PFAS contamination in drinking water. It also set aside another $1 billion to help local governments with cleanup.
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Oversharing can make children vulnerable to identity theft, harassment and predators. To protect their privacy, share a 'holiday card-or-less' amount of data online, says expert Leah Plunkett.
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Sixty-one years ago Dwight was an astronaut candidate. Sunday, along with five others, he made the trip on a rocket owned by Amazon founder Jeff Bezos — making him the oldest person to go to space.
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Some otters rely on tools to bust open hard-shelled prey items like snails, and a new study suggests this tool use is helping them to survive as their favorite, easier-to-eat foods disappear.
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NPR's Danielle Kurtzleben speaks with astrophysicist Priyamvada Natarajan about the James Webb Space Telescope's recent discovery of two distant black holes colliding.
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NPR's Danielle Kurtzleben speaks with biologist Vesta Eleuteri regarding a study she authored about elephant communication.
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Ed Dwight, a former Air Force test pilot who was passed over to become an astronaut in the 1960s, described his flight aboard Blue Origin's New Shepard as "life changing."
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"Moon Trees" are starting to grow on Earth. They got that name because as seeds they spent some time in space.
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Spring brings lots to look at in the Adirondack Mountains and the concentration required for trail running means runners can't help but appreciate Spring's beauty.