Uncategorized
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Physics
Gravitational waves from a ringing black hole support the no-hair theorem
A new study of gravitational waves from merging black holes agrees with the predictions of the general theory of relativity.
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Life
Climate change may be throwing coral sex out of sync
Several widespread corals in the Red Sea are flubbing cues to spawn en masse.
By Susan Milius -
Humans
An island grave site hints at far-flung ties among ancient Americans
Great Lakes and southeastern coastal hunter-gatherers had direct contact around 4,000 years ago, a study suggests.
By Bruce Bower -
Planetary Science
Astronomers have spotted a second interstellar object
Researchers will be able to watch what appears to be an interstellar comet swoop through the solar system for about a year.
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Agriculture
Birds fed a common pesticide lost weight rapidly and had migration delays
Scientists have previously implicated neonicotinoid pesticides in declining bee populations. Now a study suggests that songbirds are affected, too.
By Maanvi Singh -
Tech
This device harnesses the cold night sky to generate electricity in the dark
A new thermoelectric generator uses the temperature difference between Earth and outer space to create electricity after the sun goes down.
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Health & Medicine
50 years ago, polio was still circulating in the United States
The world has never been closer to eradicating polio, but the disease could come roaring back where vaccination is spotty.
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Astronomy
This may be the first known exoplanet with rain and clouds of water droplets
For the first time, astronomers have detected water vapor and possibly signs of clouds and even rain in the air of a potentially habitable exoplanet.
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Astronomy
Giant radio bubbles spew from near the Milky Way’s central black hole
New structures found at the heart of our galaxy join other bubbles, chimneys and filaments that hint at a turbulent past.
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Science & Society
‘The Nature of Life and Death’ spotlights pollen’s role in solving crimes
In ‘The Nature of Life and Death,’ botanist Patricia Wiltshire recounts some of her most memorable cases.
By Sid Perkins -
Humans
Artists who paint with their feet have ‘toe maps’ in their brains
Brain specialization comes with toe specialization in people who use their feet for painting, eating and writing.
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Physics
Physicists may be a step closer to solving the mystery of proton size
Multiple measurements now agree that the proton is smaller than previously thought.