In a surprising twist to our understanding of the moon’s chemical stability, a Chinese mission has unearthed evidence of rust on the lunar surface. This unexpected oxidation process, which has ...

Mateo Jaramillo sees the future of renewable energy in thousands of iron pellets rusting away in a laboratory in Somerville, Massachusetts. Jaramillo is chief executive of Form Energy, a company that ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...