Solid-state batteries could be safer and more energy-dense than today’s lithium-ion technology, but finding materials that allow ions to move quickly through solid electrolytes has been difficult.

Pentagon watchdog says Hegseth's use of Signal app put U.S. personnel at risk, AP sources say The Pentagon’s watchdog has found that Defense Secretary Pete Hegseth put U.S. personnel and mission at ...

Recalls almost always involve thousands, and even sometimes millions, of vehicles. Every once in a while, one comes along that’s so small it almost feels like a joke. Often, it’s a supercar ...