Asteroid dust entrusted to Swiss scientists
Two Swiss research projects are receiving tiny grains from the asteroid Ryugu for study purposes.
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Two Swiss research projects are receiving tiny grains from the asteroid Ryugu for study purposes.
Earth scientists in China have found evidence of a subduction zone dating to 2.5 billion years ago.
New study helps pinpoint when Earth’s tectonic plates began Dec 11, 2020 Rocks tell story of planet’s transition from alien landscape to continents, oceans and life Every year, earthquakes shake the ground and volcanoes erupt around the edges of tectonic plates—the massive pieces of Earth’s crust that slide slowly across the planet, creating and destroying mountains and oceans on the scale of eons. But the question of when this plate subduction actually began has been a hotly contested debate in earth sciences. A new study from scientists at Sc...