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Mar. 31, 2021 A research team of international space scientists has found new evidence of a low-altitude meteoritic touchdown event reaching the Antarctic ice sheet 430,000 years ...
Sep. 28, 2021 In the Middle Bronze Age (about 3600 years ago or roughly 1650 BCE), the city of Tall el-Hammam was ascendant. Located on high ground in the southern Jordan Valley, northeast of the Dead Sea, the ...
June 9, 2022 While much of public attention on Yellowstone focuses on its potential to produce large supereruptions, the hazards that are much more likely to occur are smaller, violent hydrothermal explosions. ...
Sep. 21, 2021 Researchers have calculated moment tensors for 130 underground nuclear and 10 chemical test explosions that took place at the Nevada National Security test ...
Feb. 1, 2022 The rapid decline of the Hopewell culture about 1,500 years ago might be explained by falling debris from a near-Earth comet that created a devastating explosion over North America, laying waste to ...
Apr. 6, 2021 Comparison of coda waves, the scattered waves that arrive after the direct waves of a seismic event, can be used to determine the relative locations of two underground explosions, according to a new ...
Mar. 29, 2021 The permanent rise of oxygen in the Earth's atmosphere, which fundamentally changed the subsequent nature of Earth's habitability, occurred much later than thought, according to new ...
Mar. 29, 2021 A multi-institutional team of researchers has identified a source of volcanic CO2 output that can account for the global warming event that occurred in advance of the Earth's last major ...
Mar. 1, 2023 Submarine landslides have a large tsunami potential and occurred on the central Norwegian shelf more frequently in the past than previously thought. Scientists investigate the Nyegga landslide off ...
June 10, 2021 The Uttarakhand region of India experienced a humanitarian tragedy on Feb. 7, 2021, when a wall of debris and water barreled down the Ronti Gad, Rishiganga and Dhauliganga river valleys. This debris ...