Ancient Tsunami Detectives Hunt for Long-Lost Cataclysms
A boulder weighing more than 40 tonnes sits on the sand high above the ocean. Dwarfing every other rock in view, it is conspicuously out of place. The answer to how this massive outlier got here lies not in the vast expanse of the Atacama Desert behind it but in the Pacific Ocean below. Hundreds
7 Ways Jimmy Carter Has Improved America’s Energy Future–Or Tried To
Former U.S. president Jimmy Carter entered hospice care at his Plains, Ga., home last month. Much has been written about his legacy of stamping out Guinea worm disease, creating affordable housing through Habitat for Humanity and inspiring cancer patients with his own successful fight against metastatic melanoma. Carter may also be the politician who, more
Solar Geoengineering Should Be Regulated, U.N. Report Says
A panel of independent experts urged international leaders to set rules for the stratosphere and solar geoengineeringThe United Nations released a report Monday on climate interventions like blocking sunlight from Earth. Credit: Elizabeth Foster/Stockimo/Alamy Stock PhotoCLIMATEWIRE |Â A panel of climate experts convened by the United Nations is calling for international regulations to extend into the
Sharpshooter Insects Use ‘Superpropulsion’ to Catapult Their Pee
A sharpshooter insect with a pee droplet on its anal stylus. Credit: Bhamla Lab, Georgia TechFew threats are more damaging to a vineyard or citrus grove than a blight of sharpshooters. The half-inch-long insects are destructive agricultural pests because of their unquenchable thirsts and splashy bathroom habits: when nature calls, these bugs launch droplets of
Science Out of the Box
Credit: Scientific American; JGI/Getty Images (portrait)On balance, science tends to follow a slow and incremental path: new observations build on previous findings, often over many years, contributing piecemeal to a larger body of knowledge. But every now and then, insights arise that can dramatically accelerate our understanding of a given subject or take the field
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