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Nazarii Neshcherenskyi/Getty Images Did Volcanoes on Mars Erupt During the Last Days of the Dinosaurs?
While Earth was still in its dinosaur era and edging into mammal history, Mars still had volcanic activity in the Tharsis region.
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Photo: buradaki / Getty Images -

Photo: ratpack223 / Getty Images 7 Space Objects That Could Wipe Us Out and How Close They’ve Come to Earth
Never forget we’re on a spinning rock in a sea of nothingness.
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Comet 41P/Tuttle-Giacobini-Kresák This Comet Suddenly Started Spinning Backward Near the Sun, and Scientists Don’t Know Why
As Comet 41P/Tuttle-Giacobini-Kresák barreled toward the sun, it appeared to have stopped entirely… and then it flipped.
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Image credit: Trung Chenh Everything We Know About the Giant Fireball That Just Lit Up the Midwest Sky
If you were in the Midwest late Tuesday night and saw a bright streak tear across the sky, your eyes were working just fine.
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Space Frontier/Stringer/Getty Images Did NASA Find Life on Mars 50 Years Ago and Accidentally Kill It?
Back in 1976, NASA’s Viking Landers looked for life on Mars and came up empty. Today, a group of scientists thinks we accidentally killed it.
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Anand Purohit/Getty Images Something ‘Impossible’ Slammed Into Earth in 2023, and Scientists Have a Wild New Theory About It
The truth will depend on whether future detectors catch more neutrinos like this one.
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Xinhua News Agency/Contributor/Getty Images Everything We Know About the Butterfly Scientists Just Grew in Space
The butterfly hatched while aboard the station and then lived in orbit, adapting to microgravity with seemingly no trouble.
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MARK GARLICK/SCIENCE PHOTO LIBRARY/GETTY IMAGES Everything We Know About the Asteroid That Might Hit the Moon in 2032
A strike would release around eight megatons of energy, more than enough to make it the most energetic lunar impact ever observed by humans.
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Javier Zayas Photography/Getty Images The Sun Just Released Four Powerful Solar Flares in One Day, Scientists Confirm
Over a 20-hour window in early February, the Sun released four major solar flares.
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Cheng Xin/Contributor/Getty Images SpaceX Acquires xAI, Including Social Media Platform X (Formerly Twitter)
It’s AI slop… in space!!
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Amazon Says It’s Running Into a Rocket Shortage. Here’s What That Means.
Who knew, but the latest space race isn’t between nations for exploration, but businesses for profit.