A shooting on the campus of Old Dominion University investigated as an act of terrorism, according to the FBI director.

Together, the two new technologies deliver remarkable recharging speeds, regardless of the conditions. A 10% to 70% refill takes as little as five minutes, while 10% to 97% requires only nine minutes.

Lithium-ion batteries power everything from phones to e-bikes and electric cars, but when they fail, they can ignite, explode and burn for hours. That risk was ...