For a billion years, single-celled eukaryotes ruled the planet. Then around 700 million years ago during Snowball Earth—a geologic era when glaciers may have stretched as far as the Equator—a new creature burst into existence: ...
Evolution
Jun 27, 2024
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9
Interest in Earth-like planets orbiting within the habitable zone of their host stars has surged, driven by the quest to discover life beyond our solar system. But the habitability of such planets, known as exoplanets, is ...
Astrobiology
Jul 22, 2024
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156
Lei Guo and others from Tianjin University in China discovered that the environmental sediments on the surface of aero engine turbine blades have a significant concentration of Fe, surpassing even the levels of Mg, Al, and ...
Analytical Chemistry
Jul 8, 2024
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0
NASA astronaut Matthew Dominick photographed red sprites in Earth's upper atmosphere from the International Space Station on June 3, 2024. The bright red flashes are a less understood phenomena associated with powerful lightning ...
Planetary Sciences
Jul 10, 2024
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11
Artificial intelligence technologies have achieved remarkable successes and continue to show their value as backbones in scientific research and real-world applications.
Planetary Sciences
Jul 2, 2024
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15
NASA's near-Earth-object-hunting mission NEOWISE is nearing its conclusion. But its work will carry on with NASA's next-generation infrared mission: NEO Surveyor.
Astronomy
Jul 2, 2024
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19
A new analysis of rocks thought to be at least 2.5 billion years old by researchers at the Smithsonian's National Museum of Natural History helps clarify the chemical history of Earth's mantle—the geologic layer beneath ...
Earth Sciences
Jul 24, 2024
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1
Age data for certain classes of meteorite have made it possible to gain new findings on the origin of small water-rich astronomical bodies in the early solar system. These so-called planetesimals continually supplied building ...
Planetary Sciences
Jul 9, 2024
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17
The CubeCat-4 nanosatellite, developed by the UPC's NanoSat Lab, is one of seven payloads that have traveled on the Ariane 6 maiden flight, which took off on the night of 9 to 10 July from French Guiana.
Space Exploration
Jul 15, 2024
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35
After contributing to many important findings on the boundary between Earth's atmosphere and space, the Ionospheric Connection Explorer (ICON) mission has come to an end. ICON launched in October 2019 and after completing ...
Planetary Sciences
Jul 24, 2024
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