Uncategorized
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AstronomyConditions right for stars, planets near Milky Way’s supermassive black hole
Four clouds of gas near the galactic center have roughly the right mass to be young stars, possibly with planets.
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Health & MedicineRogue antibody linked to severe second dengue infections
Alternate antibody may indicate whether someone is susceptible to severe dengue disease.
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OceansClimate change may boost toxic mercury levels in sea life
Increased runoff to the ocean due to climate change could raise neurotoxic mercury in coastal sea life by disrupting the base of the food web.
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AnthropologySnooze patterns vary across cultures, opening eyes to evolution of sleep
Sleep plays out differently across cultures, but a consistent cycle of z’s and activity appears crucial.
By Bruce Bower -
PlantsBig genetics study blazes path for bringing back tomato flavor
Combining taste tests with genetics suggests what makes heirloom varieties tastier than mass-market tomatoes.
By Susan Milius -
PhysicsNew claim staked for metallic hydrogen
Scientists report transforming hydrogen into a metal at high pressure, but some experts dispute the claim.
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LifeMouse cells grown in rats cure diabetes in mice
Mixing cells of two species produces pig and cattle embryos with some human cells.
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TechLegos inspire versatile fluid-filled devices
Tiny devices shuttle fluid around using reconfigurable Lego-like bricks.
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Health & Medicine50 years ago, methadone made a rosy debut
Heralded as the “answer to heroin addiction,” methadone is still used to treat opiate addiction, despite risks.
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AnimalsEndings make way for new beginnings for Earth and SN
Editor in chief Eva Emerson discusses major changes for life on Earth and at Science News.
By Eva Emerson -
AnimalsReaders weigh in on mathematical animals and more
Animal math, dinosaur digestion and more in reader feedback from our December 10, 2017, issue.
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EarthDevastation detectives try to solve dinosaur disappearance
Dinosaurs and others faced massive losses 66 million years ago from an asteroid impact, volcanic eruptions or maybe a mix of the two.