This week, a more efficient type of battery arrives in a wristband fitness tracker. It could soon reach smart glasses, cars and even aircraft.

Toyota on Tuesday outlined a battery-development push aimed at slashing costs and increasing battery lifespan. The automaker plans to spend $13.5 billion on battery development through 2030, with the goal of reducing battery cost per vehicle by 50% over the Toyota bZ4X, the electric crossover the automaker plans to launch next year, CTO Masahiko...
The United States has about 100,000 public chargers, far fewer than Europe and China. It needs 10 times as many, auto experts say, to complete the switch from combustion engine vehicles.

As it undertakes a massive recall of Chevrolet Bolt EV electric cars due to alleged defects in battery cells, General Motors is talking up the benefits of multiple battery suppliers for future EV production. In an interview with Bloomberg released Thursday, GM CEO Mary Barra indicated the automaker would continue using LG as a battery supplier...
The recall now covers 2017-2022 models. The latest move, to add three more model years, will increase costs by $1 billion.

Rivian battery supplier Samsung SDI is considering a new battery plant near the EV hopeful's Illinois factory, local NPR affiliate WGLT reported last week. The report cites United States Senator Dick Durbin, who said Normal, home to Rivian's ex-Mitsubishi assembly plant, is a "finalist" for a planned Samsung battery factory. Durbin met virtually...

Chinese automaker BYD might supply its Blade lithium iron phosphate (LFP) battery tech to Tesla for Chinese-market electric cars, according to a report from a local news source. BYD will begin supplying batteries to Tesla in the second quarter of next year, and Tesla is already testing vehicles equipped with these batteries, according to the...
A push to increase sales of electric vehicles favors companies that already have all-electric cars on the market and could penalize those that don’t.

Tesla has agreed to pay $1.5 million to settle claims that it used software to cut usable battery capacity on 1,743 Model S sedans, Reuters reported Thursday. Owners included in the lawsuit will get $625 each (the rest of the sum goes to fees and attorney costs), according to the report, which cites documents filed last week in the United States...

Battery supplier CATL on Thursday unveiled sodium-ion batteries, which the company claims offer quicker charging and greater thermal stability than conventional lithium-ion battery chemistry. A sodium-ion battery cell can charge to 80% in 15 minutes at room temperature, CATL said in a press release. It also has a capacity-retention rate of more...