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New immunotherapy could make blood more 'youthful,' mouse study hintsIn mice, a new type of immunotherapy appeared to partly turn back the clock of "immune aging."
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Hair-straightening cream tied to woman's repeated kidney damageA woman developed kidney damage three times in two years after repeatedly visiting a salon for a hair-straightening treatment.
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NASA's Voyager 1 sends readable message to Earth after 4 nail-biting months of gibberishAfter four months of being unable to detect comprehensible data from the Voyager 1 spacecraft, NASA scientists have had fresh luck after sending a "poke."
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Gargantuan volcano on Mars found hidden 'in plain sight,' and it could hold potential signs of lifeA newly discovered volcano near Mars' "Labyrinth of Night" could be a "prime" spot to search for life on the Red Planet, scientists say.
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Designer immune-cell therapy could shrink deadly brain tumors, early trials showTwo early clinical trials that together included nine patients suggest that a treatment called CAR-T therapy could treat glioblastoma, but its long-term effects are unknown.
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Deadly amoeba brain infection can result from unsafe nasal rinsing, CDC warnsA CDC report describes 10 patients infected by an amoeba after conducting a nasal rinse, three of whom died from a nervous-system infection.
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NASA unveils cryptic message from Earth to be sent to Jupiter's icy ocean moon EuropaFrom a poem written by a U.S. Poet Laureate to millions of stenciled names, NASA's Clipper spacecraft's trip to Europa will be marked with a human touch.
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Paul Alexander, polio survivor who lived in iron lung for 70 years, dies age 78Paul Alexander was one of the last people to use an iron lung, having been left unable to breathe on his own after catching polio in the 1950s.
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Every 2.4 million years, Mars tugs on Earth so hard it changes the ocean floorA new geological study suggests that Mars' gravitational field pulls the Earth closer to the sun over cycles lasting millions of years, warming our climate.
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Technicolor 'living magic carpet' deep-sea worm discovered near methane seep off Costa RicaThe rosy-colored, segmented worms appeared to swim through water like a "living magic carpet," scientists say.
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300 people possibly exposed to measles at California hospitalOfficials are trying to contact around 300 people who may have been exposed to measles at the UC Davis Medical Center Emergency Department on March 5, when an infected child was treated there.
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Parasitic worms found in man's brain after he likely ate undercooked baconA middle-aged man in the U.S. developed a parasitic infection in his brain after eating undercooked bacon.
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India's evolutionary past tied to huge migration 50,000 years ago and to now-extinct human relativesModern Indians inherited genes from what is now Tajikistan and a diverse set of DNA from Neanderthals and Denisovans, new research reveals.
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'Parrot fever' outbreak in 5 European countries kills 5 peopleMost people involved in the current parrot fever outbreak developed the disease after being exposed to infected wild or pet birds, the WHO said.
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Life-threatening 'leaks' after surgery could be flagged faster with tiny new deviceA new implantable device, so far tested in rats and pigs, could soon be trialed in humans to help detect harmful post-surgery leaks in the body.
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PFAS 'forever chemicals' to officially be removed from food packaging, FDA saysNew food packaging products sold in the U.S., such as takeout boxes and fast-food wrappers, will no longer contain harmful "forever chemicals" known as PFAS.
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Scientists release genetically modified mosquitoes to fight dengue in BrazilGenetically modified mosquitoes are being released in Brazil to reduce the spread of the viral infection dengue fever.
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Pain can linger even after a UTI is gone — haywire nerve growth may explain itA new study in mice and human tissue samples suggests that UTI symptoms may persist after the infection has been treated due to an overgrowth of neurons in the bladder.
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Mini model of human embryonic brain and spinal cord grown in labThe new organoids were grown in the lab for up to 40 days, and they mimicked the central nervous system of an 11-week-old human embryo.
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Could mini space-grown organs be our 'cancer moonshot'?Scientists say they're growing "organoids" in space to better understand cancer, neurological diseases and aging, and to hopefully uncover treatments.
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Super-realistic prosthetic eyes made in record time with 3D printingScientists can now 3D print more-realistic prosthetic eyes in a fraction of the time and effort required by traditional approaches.
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Tiny lab-grown testicles look remarkably like the real thing under the microscopeThe first-ever 3D model of testicles, made using mouse cells, could improve our understanding of sex development disorders and male infertility.
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Casimir Funk: What is the biochemist celebrated in today's Google Doodle famous for?In 1912, biochemist Casimir Funk discovered vitamins, and more than a century later his legacy lives on.
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One-third of trans people taking testosterone may still ovulate, raising chance of pregnancyIn a small study of transgender men and gender-diverse people who take testosterone, scientists found that one-third of the participants still ovulate and could therefore potentially become pregnant.
