All Stories
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AstronomySupernova captured in quadruple comes back for an encore
A supernova that has already appeared four times is back for an encore.
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Health & MedicineHigh-intensity interval training has great gains — and pain
Intense spurts of activity followed by brief rest can improve heart health, blood glucose and muscle endurance. But some question if the pain of HIIT workouts will impede the popularity.
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Health & Medicine50 years ago, a promising agent pulled
DMSO was promised to cure everything from headache to the common cold. But human testing stopped in 1965.
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AnimalsWhen tarantulas grow blue hair
Azure coloring is surprisingly common in the spiders, though they themselves are colorblind.
By Susan Milius -
PhysicsAircraft industry could take tips from penguins
Tiny grooves and an oily sheath prevent water droplets from freezing on the feathers of some penguins.
By Andrew Grant -
Science & SocietyClimate, new physics and Jupiter on the horizon for 2016
The first issue of the new year features stories about what will, editor in chief Eva Emerson predicts, hold on as scientific newsmakers during 2016.
By Eva Emerson -
Science & SocietyAging, hominid ears, whales and more reader feedback
Readers offer their thoughts on how hominids heard, a biochemical switch for aging, one-way airflow in lungs and more from the October 31 issue.
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ClimateArctic passageways let species mingle
People aren’t the only animals likely to use passages that open up as the Arctic melts.
By Susan Milius -
TechStretchy silicon sticker monitors your heartbeat
A new stretchy memory device looks like a temporary tattoo and works like a heart rate monitor.
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PhysicsThe science of avalanches
High-tech instruments are helping researchers study how temperature can change the character — and danger — of an avalanche
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PhysicsHalo of light crowns Antarctica
Ice crystals in the air bend sunlight into a ring over a research base in eastern Antarctica.
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Particle PhysicsDark matter helped destroy the dinosaurs, physicist posits
In ‘Dark Matter and the Dinosaurs,’ Lisa Randall finds connections between particle physics, cosmology, geology and paleontology.
By Andrew Grant