Category news

Tesla FSD crashes in fog, sun glare—Feds open new safety investigation

Today, federal safety investigators opened a new investigation aimed at Tesla’s electric vehicles. This is now the 14th investigation by the National Highway Traffic Safety Administration and one of several currently open. This time, it’s the automaker’s highly controversial “full…

Simple voltage pulse can restore capacity to Li-Si batteries

If you’re using a large battery for a specialized purpose—say grid-scale storage or an electric vehicle—then it’s possible to tweak the battery chemistry, provide a little bit of excess capacity, and carefully manage its charging and discharging so that it…