How the Universe Made the Stuff That Made Us
When our Universe was in its infancy, the only element it contained was hydrogen, the simplest one—not nearly enough by itself to create interesting things like planets and people. By the time things cooled sufficiently for the single proton in each hydrogen atom to pair with a negatively charged electron, about 92 percent of […]
Will Fusion Energy Ever Come Together?
The target assembly at the National Ignition Facility’s fusion experiment. The two triangle-shaped arms shield the cylinder until five seconds before a blast from the world’s most powerful lasers. It’s the poetry of fusion that draws us in. There in the heart of a star, in the welter of plasma, we find creation. In mindboggling […]