mysterious
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Earth
A man researching Google Earth discovers a mysterious scar in the Australian outback. Now I know what caused it
Credit: Author provided/Google Earth Earlier this year, a cave explorer was poring over satellite images of the Nullarbor Plain when he discovered something unexpected. It was a huge mysterious scar carved into the barren land. This discovery intrigued scientists, including my colleagues and myself. Upon further investigation, it was determined that the scar was created by a violent tornado that…
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Nanotechnology
Theoretical physicists reveal how twisting layers of material creates mysterious electron path deflection effects
(Left) Atomic force microscopy image showing a sample of twisted layers of WS2 (a material made of tungsten and sulfur). Scale bar represents 4 micrometers (4 millionths of a meter). (Right) Diagram showing how to measure the Hall effect (lateral voltage) in twisted materials. The red arrow represents the path of the electron, and V0 and VH are the voltages…
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Environment
Limestone and iron reveal Western Australia’s mysterious extreme rains 100,000 years ago
The Conversation by Milo Barham, Andrei Schmutz, John Alan Webb, Kenneth McNamara, Martin Danisik, and Matej Riper Credit: CC0 Public Domain Almost one-sixth of the Earth’s surface is covered in otherworldly landscapes with an unfamiliar name: karst. These landscapes are like natural sculpture parks, with dramatic formations dotted with caves and rock towers slowly carved by water over thousands of…
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Earth
Geologists discover mysterious subduction zone beneath the Pacific Ocean, reshaping understanding of Earth’s interior
A map depicting the area where the ancient ocean floor was discovered. Credit: Jingchuan Wang, University of Maryland. Scientists at the University of Maryland have discovered evidence of an ancient ocean floor that sank deep into the Earth during the age of dinosaurs, casting doubt on existing theories about the Earth’s internal structure. This previously unstudied section of the ocean…
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