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Mar. 28, 2022 Helium-3, a rare isotope of helium gas, is leaking out of Earth's core, a new study reports. Because almost all helium-3 is from the Big Bang, the gas leak adds evidence that Earth formed inside ...
Aug. 24, 2022 New research has found evidence that Earth's early continents resulted from being hit by comets as our Solar System passed into and out of the spiral arms of the Milky Way Galaxy, turning ...
June 16, 2022 A new study of an old meteorite contradicts current thinking about how rocky planets like the Earth and Mars acquire volatile elements such as hydrogen, carbon, oxygen, nitrogen and noble gases as ...
Nov. 17, 2022 When Mars was a young planet, it was bombarded by icy asteroids that delivered water and organic chemistry necessary for life to emerge. According to the professor behind a new study, this means that ...
Apr. 21, 2021 Scientists detect small pockets of carbon dioxide-rich liquid water in a meteorite dating from the early solar ...
Dec. 15, 2021 Krypton from the Earth's mantle, collected from geologic hot spots in Iceland and the Galapagos Islands, reveals a clearer picture of how our planet formed, according to new research. The ...
July 25, 2022 New paleomagnetic research suggests a more precise estimate for the age of Earth's solid inner core. The research provides clues about the history and future evolution of Earth and how it became ...
Sep. 14, 2021 New research has found the Moon may have been subjected to much greater impacts from asteroids and other bodies than previously thought, building on our understanding of the Moon's earliest ...
June 21, 2021 Combining atomic-scale sample analysis and models simulating likely conditions in the nascent solar system, the study revealed clues about the origin of crystals that formed more than 4.5 billion ...
Aug. 10, 2022 New research has provided the strongest evidence yet that Earth's continents were formed by giant meteorite impacts that were particularly prevalent during the first billion years or so of our ...