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Machine learning has found uses in fields as diverse as particle physics and radiology, and its influence is growing. But so is the understanding of its limits.
Scientists have been chasing the dream of harnessing the reactions that power the Sun since the dawn of the atomic era. Interest, and investment, in the carbon-free energy source is heating up.
PODCAST: Physicists were mostly skeptical back when the idea of them emerged a century ago from Einstein’s work. The evolution of the evidence, from circumstantial to conclusive, is the quintessential story of science. (Season 1/Episode 1)
Ecologist Sandy Milner has traveled to Alaska for decades to study the development of streams flowing from melting glaciers. He’s seen insects move in, alders and willows spring up, and spawning fish arrive in thousands.
Automakers are tweaking production processes to create a slew of new steels with just the right properties, allowing them to build cars that are both safer and more fuel-efficient
Miles away from the ocean, projects are afoot to clean up salty groundwater and use it to grow crops. Some say it’s a costly pipe dream, others say it’s part of the future.
Wood engineered for strength and safety offers architects an alternative to carbon-intensive steel and concrete
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