Science
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New Origin Story for Tyrannosaurus Rex Suggested by Fossil
Researchers say the species they named Tyrannosaurus mcraeensis predated the dinosaur era’s great predator.
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Scientists Scramble to Keep Dog Aging Project Alive
The National Institute on Aging may let funding lapse for a yearslong study of nearly 50,000 pet dogs, which could…
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The Biggest Ape That Ever Lived Was Not Too Big to Fail
Fossil teeth reveal Gigantopithecus was doomed by a changing environment and an inflexible diet.
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NASA Delays Artemis Astronaut Moon Missions
The space agency said that Artemis II, a trip around the moon, will now occur in September 2025, while a…
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The New Space Race Is Causing New Pollution Problems
The high-altitude chase started over Cape Canaveral on Feb. 17, 2023, when a SpaceX Falcon 9 rocket launched. Thomas Parent,…
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How Astronomers Are Saving Astronomy From Satellites — For Now
Even the most powerful telescopes are in peril as orbits above Earth fill with thousands of new satellites. But scientists…
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American Company’s Spacecraft Malfunctions on Its Way to the Moon
After a flawless launch to orbit, the privately built robotic Peregrine lander is unlikely to reach the lunar surface because…
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First Flight of the Vulcan Rocket Sends an American Lander Toward the Moon
The United Launch Alliance rocket will be the first in a series of new launchers that could chip away at…
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Vulcan Rocket Prepares for First Launch With Moon Lander Mission
Here’s what you need to know about United Launch Alliance and the robotic lunar spacecraft it is sending to orbit.
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The Early Universe Was Bananas
Images from the Webb telescope suggest that newborn galaxies look weirder than expected. Exactly how screwy was physics at the…