Commercial nuclear reactors all work pretty much the same way. Atoms of a radioactive material split, emitting neutrons. Those bump into other atoms, splitting them and causing them to emit more ...

For decades, lithium-ion batteries have powered our phones, laptops, and electric vehicles. But lithium’s limited supply and ...

Hyperscale data centers are now powering AI models with a revolutionary architecture—at a staggering energy cost.

Thanks to genetic science, gene editing, and techniques like cloning, it’s now possible to move DNA through time, studying ...

Chatbots are skilled at crafting sophisticated dialogue and mimicking empathetic behavior. They never get tired of chatting.

Baby KJ was the first to receive a bespoke gene-editing treatment. Personalized drugs for others could be approved within the ...

By studying large language models as if they were living things instead of computer programs, scientists are discovering some of their secrets for the first time.

AI coding tools are rapidly changing how we produce software, and the industry is embracing it—perhaps at the expense of entry-level coding jobs.

New reactors use novel materials and compact designs to make nuclear power safer and cheaper.

The first commercial orbital outpost is scheduled to launch this May. Humans have long dreamed of living among the stars, and for two decades hundreds of us have done so aboard the International Space ...

Genetic testing on embryos is more sophisticated and accessible than ever—and it’s now being sold as a way to let parents pick their future baby’s best traits.

Technology can be a powerful force for good. It can also be an enormous factory for harmful ideas. We tried to keep both of those things in mind when creating the 10 Breakthrough Technologies of 2026.