eco tech

Lessons learned from my conversion of a 1984 Mercedes into a grease-mobile

We here at PopSci enjoy our green dreams for future buildings as much as any other geek. So imagine the...

According to a new report from the prestigious London School of Economics, birth control is a less expensive way to...

Bacteria that construct walls out of sand could save a third of the world's population from desertification

Pre-fab panels instead of a wood frame save cash and energy

A team at Harvard decided to reinvestigate the potential for windpower around the globe, and found their new results to...

Heating your home's water supply without using gas or oil

Our second all-digital Genius Guide shows you 99 ways to save energy— and money— at home this summer

Each synthetic plant promises to do the work of a thousand old-style wooden trees

They look so graceful when they're spinning