Nineteen-year-old Eden Full is going to be taking a few years off from her studies at Princeton. That's because she's been getting a ton of grants to finish developing her SunSaluter, a technology that allows solar panels to track the sun, boosting output by 40 percent. Unlike other devices that let solar panels move to follow the sun, the SunSaluter doesn't use a motor -- instead, it turns because the different metals it's made of expand in the sun at different rates. That means Full's invention is about 1/60th as expensive as traditional solar trackers -- $10 versus $600 -- and …
Get Grist in Your Inbox
Washington state just lopped up to $2,500 off the cost of solar panels. Here’s how.
Goodbye, everyone! A massive hole has opened at the End of the World
Mother jailed for letting her daughter run free — at the playground
Lay off the almond milk, you ignorant hipsters
Nestlé doesn’t want you to know how much water it’s bottling from the California desert