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Substances that persistently luminesce are already used in some bike lanes, and in the future could be applied to sidewalks, streets and buildings — saving energy and reducing urban heat
Linguists and archaeologists have argued for decades about where, and when, the first Indo-European languages were spoken, and what kind of lives those first speakers led. A controversial new analytic technique offers a fresh answer.
Deploying a motley crew of robots that can roll, walk and fly is a smart strategy for search-and-rescue operations — and so is trusting the machines to make decisions on the ground
It’s an agricultural moonshot: Scientists hope to increase plant yields by hacking photosynthesis, the process that powers life on Earth
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