NASA’s first crewed moon mission in decades was delayed as its engineers grapple with an all-too-familiar rocket problem: hydrogen leaks. Fixing the issue is even trickier than it may seem.

AI giants including Google and Microsoft have sometimes touted climate benefits that aren’t backed up by academic evidence, a new report says.

An explosion at a Centreville, Virginia, home Sunday night triggered an active gas‑leak investigation, injuring one person ...

These downsized four-cylinders outshine last-gen V6s in innovation, power, and more.