efficiency

This prof is shedding light on energy injustice — and how to fix it

Not every household has the same access to clean, efficient energy. Professor Tony Reames has a plan to correct that.

NASA wants to get rid of that flying pollution factory you took to Florida

The agency announced it will spend the next two years trying to create a new type of aircraft with "maximum efficiency and minimal environmental impact.”

Scientists make LEDs 55 percent more efficient by copying from fireflies

Turns out, fireflies and LEDs have to overcome a similar problem.

Kettles account for 4 percent of emissions in the U.K.

There is a better way: Bring back the kettle whistle.

U.S. exit signs use as much power as West Virginia

The country's 100 million lighted exit signs use 30 to 35 billion kilowatt-hours of electricity every year

Your CD collection is greener than Spotify

A new report crunched the numbers on your Spotify habit and concluded that it's terrible for energy consumption.

The best pictures of trucks inside trucks inside trucks

Here’s a kind of awesome way to get trucks off the road: put them inside trucks inside other trucks, like some kind of truck turducken. Turtrucken. It’s three, or four, or nine trucks for the carbon footprint of one! This picture came originally via Reddit, so there’s little context, other than that it was taken […]

Half-bike, half-car Velomobile goes 80 miles on 6 cents of electricity

The only thing better than a Velomobile is an electric Velomobile, which is the exact same thing, but with the addition of a kit to electrify the bike.

DIY printable furniture ships as information, not parts

If your modular furniture from IKEA was fashioned from wood harvested on one continent, cut and finished on another, and shipped to yet a third, that’s not exactly sustainable. That’s why design firm Filson and Rohrbacher decided to replace actual furniture with its evanescent, Platonic ideal: pure information. Download the computerized machine-ready plans at their […]