Add Yahoo as a preferred source to see more of our stories on Google. Puerto Rico Governor Jenniffer González-Colon said local officials and power-generation companies are working to restore ...

Tesla has released a new mobile app update that adds more offline functionalities, Powerwall power meter, and more. Today, Tesla pushed a new Tesla app update to the Apple app store and the release ...

Louisiana’s electric grid was missing a huge amount of power last weekend because of unplanned outages at power plants, contributing to the grid operator’s decision to order forced blackouts to avoid ...

Low-power applications such as e-meters (electricity or energy meters) often require a simple ac line-powered supply where a 3.3-V rail powers a microcontroller and charges a lithium-ion battery to ...