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Energy2449 articles archived since 1845

"Rectenna" Converts Wi-Fi to Electricity

Researchers built a small, flexible device that harvests wi-fi, bluetooth and cellular signals, and turns them into DC electricity. Christopher Intagliata reports.

January 30, 2019 — Christopher Intagliata

Batteries: Beyond Lithium

The lithium-ion batteries that underpin so much modern technology are nearing their developmental limits, which is why battery scientists are looking beyond lithium.

December 10, 2018
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Scientific American Health & Medicine

Scientific American Health & Medicine