Energy

The method could extend the lifetime of lithium-metal batteries by 30 percent, a new study suggests

A novel method of recycling such batteries could help meet skyrocketing demand

Our electric grid is old and fraying, but new technology could insulate us from the possibility of widespread blackouts and cyberattacks.

New technology delivers power to electronic devices in a test space

An ocean-powered buoy brings technology closer to the dream of obtaining energy from the sea

An energy expert explains why Japan—along with much of the rest of the world—is committing to the clean-burning fuel

Apartment buildings, or blocks of row houses, can be upgraded in one installation

Shutting down the plant, which has run continuously since 1967, would squeeze already tight electricity supplies

Residents were asked to limit energy use as another heat dome baked the region

A decade ago, 40 percent of the country’s electricity was generated with coal

Engineers study solar and wind at the same power plant; nuclear reactors that also make hydrogen

The automaker will spend $35 billion through 2025 on batteries, cars, even trains