Scientists say they have found geochemical traces of Earth’s ancient self hidden far below our feet, suggesting that parts of the planet that existed before the Moon-forming collision 4.5 billion ...
WASHINGTON, Nov 1 (Reuters) - Seismologists have recognized since the 1970s that two mysterious continent-sized blobs reside in the deepest part of Earth's mantle, one under Africa and the other under ...
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What lies beneath Earth if space stretches in every direction?
Stand on solid ground and it feels obvious that “down” points toward the center of the planet and “up” leads to the sky. Yet ...
Plate tectonics has shaped the Earth’s surface for billions of years: Continents and oceanic crust have pushed and pulled on each other, continually rearranging the planet’s façade. As two massive ...
This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. French novelist Jules Verne delighted 19th-century ...
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