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EarthAn upwelling of rock beneath the Atlantic may drive continents apart
Rock rising from more than 600 kilometers deep at the Mid-Atlantic Ridge may play a more active role in plate tectonics than thought.
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AnimalsHow a tiny spider uses silk to lift prey 50 times its own weight
Dropping the right silk can haul mice, lizards and other giants up off the ground.
By Susan Milius -
ArchaeologyAn ancient Egyptian mummy was wrapped in an unusual mud shell
Commoners in ancient Egypt may have used mud in place of expensive resin to imitate royal mummification techniques.
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CosmologyEinstein’s theory of general relativity unveiled a dynamic and bizarre cosmos
Albert Einstein’s theory of general relativity foretold space-bending beasts, cosmic shock waves and mysterious forces.