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Immune cells can adapt to invading pathogens, deciding whether to fight now...
Understanding the flexibility of T cell memory can lead to improved vaccines and immunotherapies.Juan Gaertner/Science Photo Library via Getty ImagesHow does your immune system decide between fighting...
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April’s eclipse will mean interruptions in solar power generation, which...
Solar panels in Brazil. AP Photo/Bruna PradoDuring the most recent total solar eclipse visible in the U.S., on Aug. 21, 2017, the skies darkened as the Moon crossed in front of the Sun. It blocked out...
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Why do trees need sunlight? An environmental scientist explains photosynthesis
The reason trees need sunlight is the same reason their leaves are green. Scottb211/Flickr, CC BYCurious Kids is a series for children of all ages. If you have a question you’d like an expert to...
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Are private conversations truly private? A cybersecurity expert explains how...
Several popular messaging apps, including Messenger, Signal, Telegram and WhatsApp, use end-to-end encryption. Open Rights Group/Flickr, CC BY-SAImagine opening your front door wide and inviting the...
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Vaccine-skeptical mothers say bad health care experiences made them distrust...
Women's own negative medical experiences influence their vaccine decisions for their kids.AP Photo/Ted S. WarrenWhy would a mother reject safe, potentially lifesaving vaccines for her child?Popular...
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Salty foods are making people sick − in part by poisoning their microbiomes
Salt has taken over many diets worldwide -- some more than others.ATU Images/The Image Bank via Getty ImagesPeople have been using salt since the dawn of civilization to process, preserve and enhance...
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NASA’s search for life on Mars: a rocky road for its rovers, a long slog for...
Is or was there life on Mars? That profound question is so complex that it will not be fully answered by the two NASA rovers now exploring it. But because of the literal groundwork the rovers are...
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Total solar eclipses, while stunning, can damage your eyes if viewed without...
Solar eclipses don't come around often, but make sure to view these rare events with eclipse glasses to protect your vision. AP Photo/Charlie RiedelOn April 8, 2024, and for the second time in the past...
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Solar eclipses result from a fantastic celestial coincidence of scale and...
Solar eclipses happen because of a few factors, including the Moon's size and distance from the Sun. AP Photo/Timothy D. EasleyOn April 8, 2024, millions across the U.S. will have the...
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Surviving fishing gear entanglement isn’t enough for endangered right whales...
Endangered North Atlantic right whale Snow Cone, entangled in fishing rope, with her newborn calf off Georgia in 2021.Georgia Department of Natural Resources/NOAA Permit #21731, via APIt sounds like a...
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Congress is failing to deliver on its promise of billions more in research...
Science is again on the chopping block on Capitol Hill.AP Photo/Sait Serkan GurbuzFederal spending on fundamental scientific research is pivotal to America’s long-term economic competitiveness and...
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Congress’ failure so far to deliver on promise of tens of billions in new...
Science is again on the chopping block on Capitol Hill.AP Photo/Sait Serkan GurbuzFederal spending on fundamental scientific research is pivotal to America’s long-term economic competitiveness and...
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Proteins in milk and blood could one day let doctors detect breast cancer...
What if a simple blood test could diagnose otherwise undetected breast cancer?Srinophan69/Moment via Getty ImagesDoctors may someday be able to use bodily fluids to noninvasively detect breast cancer...
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City mouse or country mouse? I collect mice from Philly homes to study how...
European colonizers brought mice to the Americas, where they squeaked out a comfortable life.Dejan Kolar/iStock Collection via Getty Images PlusDusty barns, gleaming stables and damp basements. These...
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Pacemaker powered by light eliminates need for batteries and allows the heart...
Scientists have designed a solar panel-like pacemaker that can precisely control heartbeats.Eugene Mymrin/Moment via Getty ImagesBy harnessing light, my colleagues and I designed a wireless, ultrathin...
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How do airplanes fly? An aerospace engineer explains the physics of flight
U.S. airlines carry more than 800 million passengers per year.Lasha Kilasonia/iStock via Getty Images PlusCurious Kids is a series for children of all ages. If you have a question you’d like an expert...
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AI vs. elections: 4 essential reads about the threat of high-tech deception...
Like it or not, AI is already playing a role in the 2024 presidential election.kirstypargeter/iStock via Getty ImagesIt’s official. Joe Biden and Donald Trump have secured the necessary delegates to be...
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Building fairness into AI is crucial – and hard to get right
Are the AIs making decisions about your life fair?sorbetto/DigitalVision Vectors via Getty ImagesArtificial intelligence’s capacity to process and analyze vast amounts of data has revolutionized...
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AI can help predict whether a patient will respond to specific tuberculosis...
Tuberculosis typically infects the lungs but can spread to the rest of the body.stockdevil/iStock via Getty Images PlusTuberculosis is the world’s deadliest bacterial infection. It afflicted over 10...
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Chilling out rather than blowing off steam is a better way to manage anger −...
Activities that keep you fired up don't help you turn down your anger.Ray Massey/The Image Bank via Getty ImagesSome commonly recommended tactics for managing anger, including hitting a punching bag,...
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