It’s official: A U.S. Department of Energy lab produced a controlled nuclear fusion reaction that released more energy than it consumed. On December 5, just after 1:03 a.m. PT, 192 lasers at the ...

Cristian Ponce was wearing an Indiana Jones costume when he met his co-founder Théo Schäfer. It was at a Halloween party in 2023 thrown by Entrepreneur First, a startup program that introduces ...