Nuclear fusion, the process that powers every star in the observable universe, has moved from theoretical physics into the realm of real laboratory results. On December 5, 2022, scientists achieved ...

For decades, humans have sought to harness the power of the stars to generate electricity here on Earth. And for nearly as long, achieving that goal always seemed just a decade away. Now, a slew of ...

Helion says its seventh-generation Polaris machine has heated plasma to 150 million degrees Celsius using deuterium-tritium fuel, a milestone the company is pitching as a turning point in the race to ...