SAN FRANCISCO -- During an emergency, it's important to keep your cellphone handy and charged. In the event the power goes out, it's going to be even more difficult to find a place to plug back in and ...

Repeated exposure to extreme heat reduces hybrid battery life. Frequent Level 3 DC fast charging shortens the life expectancy of a plug-in hybrid battery. Habitual charging to 100% affects a plug-in ...

The 4680 battery was supposed to make EVs cheaper and better, but so far has proven to be more problematic than promising. According to Gizmodo, back in 2020, Musk boasted that the in-house designed ...

Generally, smartphones can last two to three years before running into some kind of fault. With what many people put their devices through, this shouldn't come as much of a surprise. Smartphones ...

Tesla’s top battery cell supplier, CATL, is throwing some cold water on Tesla’s battery plans and the CEO even said that Elon Musk “doesn’t know how to make battery cells.” Contemporary Amperex ...

Tesla introduced its 4680 battery during a massive "Battery Day" event in late 2020, with company CEO Elon Musk then saying the new battery would more than halve the cost to produce batteries for its ...