"Black hole stars," making cookies from plastic, tiny sound-powered drones, and more.
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Scientists find closest star to the Milky Way's central black hole
Star, moving at 8% the speed of light, may let us measure the black hole's rotation.
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The ultimate eclipse chase: A Concorde raced against the Moon's shadow
Fitted with telescopes, the plane did our longest imaging of the Sun's corona.
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The world's biggest solar telescope caught vortexes on the Sun's surface
We expected them to be there, but they had previously been too small to see.
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Research roundup: 6 cool science stories we almost missed
Also: Cyborg diving suits for cockroaches, why sleepy sperm whales blow bubbles, Betelgeuse's companion star.
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We've seen helium baked off a rocky exoplanet's atmosphere
If the large, rocky planet is losing helium, then we can infer what is left behind.
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A Jupiter-size planet that escaped its star's death
It's unclear how the planet avoided its star's bloated red giant stage.
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The missing 500 million: Cosmic bombardment melted Earth's first crust
The heat of the Hadean may have come from impacts as well as the interior.
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