New device powers wearable sensors through human motion

The advent of inexpensive wearable sensors that can monitor heart rate and body temperature, as well as levels of blood sugar and metabolic byproducts, has allowed researchers and health professionals to monitor human health ...

EPA ridicules California's proposed ban of new gas cars

U.S. Environmental Protection Agency chief Andrew Wheeler on Monday ridiculed California Gov. Gavin Newsom's plan to ban the sale of new gas-powered cars by 2035, saying the proposal raises "significant questions of legality."

Thin-skinned solar panels printed with inkjet

Solar cells can now be made so thin, light and flexible that they can rest on a soap bubble. The new cells, which efficiently capture energy from light, could offer an alternative way to power novel electronic devices, such ...

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