The companies’ Fourth of July plans include celebrating new reactor designs coming online. But there’s still a long way to go ...

Learn how glaciers melt and contribute to seas rising in this animated explainer from NASA's Jet Propulsion Laboratory.

Japanese engineers built a magnet-free electric motor with a plastic rotor, opening a surprising path for future machines.

Old McDonald’s burgers and fries can look strangely unchanged, but the explanation is less mysterious than the internet makes ...