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Stories
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After 10 years of black hole science, Stephen Hawking is proven right
Researchers have spent 10 years improving the massive detectors they use to catch shockwaves from colliding black holes, and now the science is precise enough to test one of Stephen Hawking's key ideas.
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Solar flares are hotter than previously thought
Solar flares can be many times the size of Earth and can damage things like satellites. A new study suggests that eruptions from the sun can be even hotter than researchers thought.
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Why solar flares are way hotter than researchers thought
The hottest parts of the sun are its solar flares, and a new study suggests these flares could be more than six times hotter than scientists used to believe.
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Solar flares are hotter than previously thought
Solar flares can be many times the size of Earth and can damage things like satellites. A new study suggests that eruptions from the sun can be even hotter than researchers thought.
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SpaceX's massive Starship launches successfully
On Tuesday evening, SpaceX racked up some much-needed successes on the 10th test flight of its massive Starship rocket, breaking a streak of previous failures.
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Starship's 10th flight breaks streak of bad luck
After a series of failures during recent test flights, SpaceX's massive Starship had a smooth ride for Tuesday's blast-off, and successfully deployed some fake satellites.
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SpaceX postpones 10th test launch of massive Starship rocket
SpaceX wants to put the two-stage rocket's massive booster through its paces. On Sunday, it postponed the launch "to troubleshoot an issue with ground systems."
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Artificial light has essentially lengthened birds' day
Millions of audio recordings of hundreds of bird species have revealed that artificial light is making the birds wake up earlier and go to bed later.
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Who made these knotted records during the Inca Empire?
Inca society kept records by encoding information into knotted cords called khipu. A new analysis of hair woven into these cords suggests this record-keeping was practiced by commoners as well as elites.
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A planet from the Avatar movies may exist in real life
One of the brightest stars in the night sky seems to be orbited by a planet like Jupiter. The news is sure to cheer fans of the Avatar series, which centers on a moon that orbits a fictional gas giant planet in this particular star system.
