A huge attack cut power to 600,000 people in Kyiv, and a Pentagon-funded satellite internet program appeared to be curbed without warning.

Officials in New Mexico and El Paso, Texas, made plans to cut greenhouse gas emissions. Neither plan took into account how the construction of three new data centers could upend climate goals in both ...

Meta is exploiting a lucrative tax break intended to support research and experimentation. Its own accountants say the gambit is risky.