Nov 14, 2013 — Unlike the technologies in laptops, smartphones and electric cars, the batteries inside them have been slow to evolve. In Silicon Valley, more than 40 companies are working on finding a battery breakthrough. And they're facing international competition.
Feb 12, 2013 — After The New York Times published a scathing review of Tesla's Model S electric car, the automaker's CEO took to Twitter to slam the reporter. Disputed facts aside, the timing of the spat could hurt Tesla, which is under pressure to improve its financial performance.
Aug 30, 2012 — An estimated 40,400 kids under 13 were treated in hospital emergency rooms for battery-related injuries from 1997 to 2010, according to an analysis just out from the Centers for Disease Control and Prevention and the Consumer Product Safety Commission.