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The US will send depleted uranium munitions to Ukraine – a health physicist...
Depleted uranium shells will equip M1A1 Abrams battle tanks, also from the U.S.Lance Cpl. Julio McGraw, USMC/FlickrThe Biden administration has agreed to provide Ukraine with depleted uranium shells to...
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AI could shore up democracy – here's one way
AI could help elected representatives raise up constituent voices.AP Photo/Patrick SemanskyIt’s become fashionable to think of artificial intelligence as an inherently dehumanizing technology, a...
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Hurricanes push heat deeper into the ocean than scientists realized, boosting...
Satellite data illustrates the heat signature of Hurricane Maria above warm surface water in 2017.NASAWhen a hurricane hits land, the destruction can be visible for years or even decades. Less obvious,...
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Proving Fermat's last theorem: 2 mathematicians explain how building bridges...
Andrew Wiles, the mathematician who presented a proof of Fermat's last theorem back in 1993, stands next to the famous result.AP Photo/Charles Rex ArbogastOn June 23, 1993, the mathematician Andrew...
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Titan submersible disaster underscores dangers of deep-sea exploration – an...
Researchers are increasingly using small, autonomous underwater robots to collect data in the world's oceans.NOAA Teacher at Sea Program,NOAA Ship PISCES, CC BY-SARescuers spotted debris from the...
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Do you crush microbes when you step on them?
You don't need to watch where you step when it comes to bacteria.Westend61/Getty ImagesCurious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it...
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The digital future may rely on ultrafast optical electronics and computers
The author's lab's ultrafast optical switch in action.Mohammed Hassan, University of Arizona, CC BY-NDIf you’ve ever wished you had a faster phone, computer or internet connection, you’ve encountered...
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Lab-grown meat techniques aren't new – cell cultures are common tools in...
Cell cultures are often grown in petri dishes.Wladimir Bulgar/Science Photo Library via Getty ImagesYou might be old enough to remember the famous “Where’s the Beef?” Wendy’s commercials. This question...
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English dialects make themselves heard in genes
Conditions in rural Great Britain around the turn of the 20th century offer a case study for cultural evolution researchers.Heritage Images/Hulton Archive via Getty ImagesIf you need to hit a nail,...
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US agencies buy vast quantities of personal information on the open market –...
Government agencies can track you, thanks to the vast amounts of personal information available for sale.metamorworks/iStock via Getty ImagesNumerous government agencies, including the FBI, Department...
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Meltwater is hydro-fracking Greenland’s ice sheet through millions of...
Richard Bates and Alun Hubbard kayak a meltwater stream on Greenland's Petermann Glacier, towing an ice radar that reveals it's riddled with fractures.Nick Cobbing.I’m striding along the steep bank of...
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Researchers can learn a lot with your genetic information, even when you skip...
Participants in biobank studies are often asked for broad consent to use their data.Science Photo Library - TEK IMAGE/Brand X Pictures via Getty ImagesImagine you agreed to be part of a new and...
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IceCube neutrino detector in Antarctica spots first high-energy neutrinos...
Scientists have detected the first neutrinos from our galaxy.NSF/IceCubeThe South Pole IceCube Neutrino Observatory– the biggest and strangest telescope in the world – has detected the first neutrino...
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Visual misinformation is widespread on Facebook – and often undercounted by...
If your instincts say a lot of images on Facebook are misleading, you're right.AP Photo/Jenny KaneHow much misinformation is on Facebook? Several studies have found that the amount of misinformation on...
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A subtle symphony of ripples in spacetime – astronomers use dead stars to...
Black holes and other massive objects create ripples in spacetime when they merge.Victor de Schwanburg/Science Photo Library via Getty ImagesAn international team of astronomers has detected a faint...
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Fiber is your body's natural guide to weight management – rather than cutting...
Whole foods like unprocessed fruits, vegetables and grains are typically high in fiber.Tanja Ivanova/Moment via Getty ImagesFiber might just be the key to healthy weight management – and nature...
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Astro-tourism – chasing eclipses, meteor showers and elusive dark skies from...
In 2024, much of the eastern United States will fall in the path of a total solar eclipse, like the one pictured. Diane Miller/The Image Bank via Getty imagesFor years, small groups of astronomy...
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_E. coli_ is one of the most widely studied organisms – and that may be a...
_E. coli_ as a model organism helped researchers better understand how DNA works.Ed Horowitz Photography/The Image Bank via Getty ImagesIn 1857, a young pediatrician named Theodor Escherich discovered...
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How splitting sound might lead to a new kind of quantum computer
When you turn on a lamp to brighten a room, you are experiencing light energy transmitted as photons, which are small, discrete quantum packets of energy. These photons must obey the sometimes strange...
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AI is an existential threat – just not the way you think
AI isn't likely to enslave humanity, but it could take over many aspects of our lives.elenabs/iStock via Getty ImagesThe rise of ChatGPT and similar artificial intelligence systems has been accompanied...
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