geophysics
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Unprecedented Meteorite Believed to Have Originated From Earth
Five years ago, a partially crusted, dark red meteorite crashed in the Sahara desert and was sold in Morocco. Meteorites, almost exclusively, are of extraterrestrial origin, but this chunk seemed weirdly familiar, leading scientists to believe that it originated from the same planet where it ended up thousands of years later. During the 2023 Goldschmidt…
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Meteorite Hunters Find 8 kg Space Rock in Antarctica
Researchers combing the surface of Antarctica for space rocks hit the jackpot by finding five meteorites in the tundra, one of which weighs almost 8 kg.
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8.2 Earthquake Just 97 km From Alaska Coast Triggers Tsunami Warning
An 8.2 magnitude earthquake struck off the coast of Alaska, roughly 97 km southeast of the town of Chignik, triggering a tsunami warning for large parts of Alaska early Thursday morning, according to the U.S. Tsunami Warning System.
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Tons of Invisible Asteroid and Comet Dust Falls on Us Every Year
Some 10,000 grand pianos’ worth of space dust lands on Earth each year, according to a new paper published in Earth & Planetary Science Letters.