Inventor of Soylent lives a minimalist, off-grid lifestyle in L.A. Is he nuts?

App serves as 'eyes' for the visually impaired

6 high-tech solutions to food waste

The medium is the message as Sydney installs electronic traffic signs

Lamp runs on nothing but saltwater*

Robot passes self-awareness test for first time

Stephen Hawking's first-ever Reddit AMA now accepting questions

In pee-saturated San Francisco, walls that retaliate against public urinators

On vacation? Turn off the computer and put down your phone

Snotbot: It's whale research with a funny name

How do you keep tomato sauce off your tablet?