Fusion is always 10 years away, it seems. To expedite development, some scientists have turned to the prospect of cold fusion—a hypothetical technology that seeks to achieve fusion at room temperature ...

For years, scientists have been trying to replicate the concept of nuclear fusion — the phenomenon that keeps the Sun and other stars alive — and turn it into a working reactor on Earth that can ...

Ever since nuclear fusion was first discovered in the 1930s, scientists have imagined ways to harness its energy. The earliest designs for nuclear fusion reactors began in earnest in the 1950s, with ...

A U.S.-based nuclear fusion developer wants to deploy a reactor in Japan in the late 2030s or early 2040s, in line with the Asian country’s broader plans to adopt the potent, low-carbon energy source.

Commercial nuclear fusion power isn’t a reality yet. But venture capital is flowing into startups that promise that clean, safe, and virtually limitless energy is no longer just a distant dream. Most ...