News
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Health & MedicineA tooth-enamel protein is found in eyes with a common form of macular degeneration
Researchers linked a tooth-enamel protein with calcium deposits in eyes suffering ‘dry’ AMD, which could lead to treatments for the vision disorder.
By Alex Fox -
SpaceAstronomers have found the edge of the Milky Way at last
Computer simulations and observations of nearby galaxies let astrophysicists put a firm number on the Milky Way's size.
By Ken Croswell -
Health & MedicineWhy some heart patients may be especially vulnerable to COVID-19
Researchers don’t yet know if the way the coronavirus enters cells may have something to do with the risks to the heart.
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ArchaeologyThe Nazareth Inscription’s origins may refute ties to Jesus’ resurrection
Chemical analysis shows the tablet’s marble came from a Greek island, challenging the idea the decree concerned early Christianity in the Middle East.
By Bruce Bower -
Health & MedicineYoung adults can face severe cases of COVID-19, too
While risk of having a severe case of COVID-19 rises with age, younger adults are also landing in the hospital and ICU, new U.S. statistics show.
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Health & MedicineHIV drugs didn’t work as a coronavirus treatment in a clinical trial
Antiviral HIV drugs “showed no benefit” when given to patients severely ill with COVID-19.
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Health & MedicineHow parents and kids can stay safe and sane during the coronavirus pandemic
Infectious disease experts weigh in on playdates, playgrounds and other parenting questions.
By Laura Sanders and Sujata Gupta -
EnvironmentLegos may take hundreds of years to break down in the ocean
Sturdy types of plastic may persist in seawater for much long than scientists previously thought.
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PhysicsNew telescopes could help spot ‘photon ring’ of the first black hole ever imaged
Expanding the Event Horizon Telescope by adding telescopes in space could help capture the rings around galaxy M87’s supermassive black hole.
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Paleontology‘Wonderchicken’ is the earliest known modern bird at nearly 67 million years old
A new fossil find, dubbed the Wonderchicken, is a common ancestor of modern ducks and chickens.
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Health & MedicinePeople who didn’t know they had COVID-19 drove its spread in China
A new study suggests that mild cases, in which people have no symptoms or don’t get sick enough to go to a doctor, are fueling the coronavirus pandemic.
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ClimateHow Hurricane Maria’s heavy rains devastated Puerto Rico’s forests
Hurricane Maria wreaked havoc on Puerto Rican forests in some unexpected ways.