The world needs cheap, scalable batteries to support a clean energy grid—but there’s a big obstacle standing in the way.
Wind and solar installations are being built apace, but the infrastructure is holding them back.
Evidence that foreign hackers might try to disrupt November’s election have led to much-needed reflection on how to prevent such problems.
Sarcasm is almost impossible for computers to spot. A mathematical approach to linguistics could change that.
The top prosecutor in Manhattan thinks Washington will finally heed his call to make Apple resume opening devices to investigators.
Recent research suggests climate change will lead to troubling social and economic damages, including a severe drop in global GDP.
The social network wants to use satellites, drones, and new forms of wireless to widen Internet access.
Passing the right laws could hasten the arrival of electric cars by up to seven years.
We live our lives through social networks, and the authorities have taken advantage of that.
Sending messages about shifts in the price of power allows utilities to maximize renewables.