Internet

Google services restored for users around the world

Popular Google services including Gmail, Docs and Drive were down for many users around the world on Thursday, but were restored after a few hours, the US technology giant said.

Energy & Green Tech

Inertia and the power grid: A guide without the spin

The power grid is evolving to include ever-higher levels of wind and solar generation—which do not provide inertia, historically a key source of grid reliability. Should system planners and operators panic? A new video ...