What if we could build a nuclear reactor that costs half as much, consumes nuclear waste, and will never melt down?
Some problems aren’t apparent until you ask.
Growing up in Kenya, he strained to read by the dim light of a kerosene lantern. Now he’s making solar-charged lanterns and using them to spur economic development.
An MIT grad student can find and even change memories in a mouse’s brain.
Lowering the cost of basic biological research.
When the Internet was getting big in Russia, he was in the right place at the right time. Now he hopes to do it again with personal robotics.
The cofounder of the security company CrowdStrike wants to help cyberattack victims strike back.
The cofounder of Nest, which invented a thermostat that learns people’s preferences, explains what’s next.
Open-source software is making it nearly as easy to program a robot as it is to write an app.
After hitting the video-game jackpot, an independent game developer reflects on his success.