A laboratory in Palo Alto where Tesla Motors was testing lithium-ion batteries was shut down for about three weeks in January after the batteries caused a fire and damaged a water line in the ...

Tesla Inc's strategic pivot toward large-scale solar manufacturing could unlock $50 billion in value for its energy division, ...

Tesla’s Powerwall wasn’t just a new gadget, it solved the biggest problem with home solar: what happens after the sun goes down. This story breaks down how a simple wall-mounted battery could slash ...