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• Next-generation flywheels will be capable of megawatt-level energy storage. • Beacon Power’s hubless flywheel will require a breakthrough in magnet design. The ability to store electricity for later ...

Best Buy (BBY) is doubling down on its bet on health and wellness. The retailer announced Tuesday that it will be selling a collection of high-tech at-home fitness equipment in more than 100 of its ...

Powering a satellite with batteries can limit the spacecraft's operational life to about five years. A mechanical alternative, the flywheel, can store more energy and be reused more often than ...