For more than a century, engineers have chased new ways to turn the planet’s natural motions into usable power, from tides to geothermal heat. Now a small group of physicists says Earth’s own magnetic ...

Deep in the core of most galaxies, hidden by spinning clouds of gas and dust, black holes spin like cosmic engines. These giants — some are billions of times heavier than our sun — can shoot out ...

Commonwealth Fusion Systems said on Tuesday at CES 2026 that it has installed the first magnet in its Sparc fusion reactor, marking a major construction ...

Electricity can be generated from the energy of Earth rotating through its own magnetic field—according to a provocative claim put forward by physicists this week. The findings are controversial but ...