Weed eater heads don't come cheap, so it might be tempting to repurpose your old heads when you buy a new tool. Will it work? Here's what we know.

Discover five surprisingly handy Walmart home improvement products from Hart, including cordless inflators, chainsaws, ...

Imagine a world without batteries. It would be a much different world, in which the automobile and the telephone would have developed differently and probably later. It would also be a world without ...

Solid-state batteries have long been the holy grail of electric vehicles, especially for light EVs like electric bicycles that are usually charged indoors. They hold major safety benefits over ...