Science
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Amazon Prepares for First Launch of Project Kuiper Satellites
The two prototype spacecraft will test systems to be used in a planned megaconstellation to provide internet service from orbit that will eventually compete with SpaceX’s Starlink service.
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New Evidence That Ancient Footprints Push Back Human Arrival in North America
Following up a on study in 2021 of tracks found in New Mexico, researchers used more methods to bolster the claim that the tracks are up to 23,000 years old.
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Elon Musk Says SpaceX Could Land on Mars in 3 to 4 Years
The Latest Elon Musk, the founder of SpaceX, said the company could land a spacecraft on Mars three to four years from now. The suggestion was made as Mr. Musk appeared via videoconference on Thursday at the International Astronautical Congress in ...
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Video Recordings Reveal the Scariest Sound on the Savanna
When confronted with recordings of human voices, 19 species fled instantly, while they were less frightened by lion sounds and other potentially threatening recordings.
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Nobel Prize in Chemistry Awarded to 3 Scientists for Work With Quantum Dots
Moungi Bawendi, Louis Brus and Alexei Ekimov were selected for the prize for their discovery and development of the nanoparticles.
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Same-Sex Behavior Evolved in Many Mammals to Reduce Conflict, Study Suggests
But the researchers cautioned that the work could not shed much light on sexual orientation in humans.
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Nobel Prize in Physics Awarded to 3 Scientists for Work on Electrons
Their work “allows us to address fundamental questions” such as the time scale of the photoelectric effect for which Einstein received the 1921 Nobel, the awarding committee chair said.
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In the Big City, Wildlife Researchers Are on the Prowl
Early one morning last month, Laura Dudley Plimpton found herself in Forest Park, in Queens, staring at a pair of captured raccoons. It was not the first time that Ms. Plimpton, an ecologist at Columbia University, had caught two of them in a cage ...
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A New Satellite Outshines Some of the Brightest Stars in the Sky
Astronomers warn that BlueWalker3, a test spacecraft with a large array of antennas, could be the first of many larger satellites in low-Earth orbit that interfere with astronomical observations.
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Bizarre Cancer Has Been Spreading Among Shellfish for Centuries, Studies Find
The cancer likely started off as an immune cell that mutated, multiplied and adapted to survive in the water.