PSI, a linear plasma generator that allows us to study plasma-wall interactions in a fusion reactor,” said the DIFF ...

But now, with net-positive fusion power no longer the stuff of science fiction, a fresh crop of startups have been founded on more mundane questions: Can reactors be built for less money?

and McLaren — has unveiled a fusion energy reactor design it believes offers the quickest route to commercially viable fusion power. Dubbed Stellaris, the machine is a quasi-isodynamic (QI ...

Today’s nuclear fission reactors create radioactive waste, whereas nuclear fusion releases vast amounts of energy, with zero carbon emissions and only minimal radiation. Tokamaks and ...