In an unassuming industrial park 30 miles outside Boston, engineers are building a futuristic machine to replicate the energy that powers the stars. If all goes to plan, it could be the key to ...

A major breakthrough in magnetic confinement could help unlock clean, runaway-free fusion energy using stellarator designs.

AR 4079, the biggest sunspot of 2025, has appeared on the sun. Here's what it looks like — and how to safely see it with your ...

A newly released image of the sun captured by the world's largest solar telescope shows the surface of our nearest star in ...

The credit card giant announced partnerships with leading AI chatbot developers for integrating AI systems into their payment ...