News
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PhysicsMolecules face the big chill
Scientists have cooled molecules below a previously impassable limit.
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LifeHow horses lost their toes
Fossils reveal that as horses evolved to have fewer toes, they also got stronger and faster.
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AstronomyRumors swirl that LIGO snagged gravitational waves from a neutron star collision
Telescopes seem to be following up on a potential gravitational wave sighting.
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GeneticsIf you’re 35 or younger, your genes can predict whether the flu vaccine will work
A set of nine genes predicted an effective response to the flu vaccine in young people, no matter the strains.
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AnthropologyNitty-gritty of Homo naledi’s diet revealed in its teeth
Ancient humanlike species ate something that damaged its teeth.
By Bruce Bower -
TechNew antennas are up to a hundredth the size of today’s devices
A new type of antenna could be used in tiny electronics for wearable tech, injectable medical devices and more.
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AnthropologySome secrets of China’s terra-cotta army are baked in the clay
Specialized production system lay behind the famous terra-cotta troops found in ancient Chinese emperor’s tomb.
By Bruce Bower -
AstronomyOn a mountain in Wyoming, the eclipse brings wonder — and, hopefully, answers
Astronomy writer Lisa Grossman joined scientists on a mountain in Wyoming who were measuring the corona using four different instruments to try to figure out why it’s so hot.
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Planetary ScienceMars has nighttime snow storms
When clouds of water-ice particles cool at night, snow starts to fall rapidly on Mars, simulations suggest. The squalls could explain observations made by the Phoenix lander in 2008.
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AstronomyEclipse watchers will go after the biggest solar mystery: Why is the corona so hot?
Usually when you move away from a heat source, it gets cooler. Not so in the sun’s atmosphere.
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AstronomyDoes the corona look different when solar activity is high versus when it’s low?
Carbondale, Ill., will get two eclipses in a row, seven years apart — making it the perfect spot to watch the solar cycle in action.
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AstronomyCosmic lens lets astronomers zoom in on a black hole’s burps
The beginnings of a jet from an active black hole in a distant galaxy were spotted thanks to a lucky alignment.