06/03/2019

Energy & Green Tech

Improving solar cell efficiency with a bucket of water

Looking at your cell phone, you realize the battery is low, which means you have to make another long walk into town to pay money to charge the device. By the time you get home, it's getting dark. You light the kerosene lamp ...

Hi Tech & Innovation

Waymo to sell its self-driving tech to outside firms

Waymo, the former Google car division developing self-driving technology, said Wednesday it would sell a key innovation to companies that don't compete with its autonomous cars.