Fusion physicists have always been haunted by a ghost in the machine known as the Greenwald limit. It’s a frustratingly ...

The fuel isn't quite everlasting, but it is long-lasting and abundant — and it doesn't produce lung-troubling air pollution.

Type One Energy has raised more than $160 million from investors to date. The new funding will help the company further ...

Scientists at China’s EAST tokamak have achieved plasma densities beyond long-standing limits using plasma-wall ...