By Jennie Walters
Posted 07.19.2011 at 10:55 am 39 Comments
When officials in Santa Coloma de Gramenet, Spain, suggested placing solar panels in the town’s cemetery, they were met with significant skepticism. But after three years of public outreach, the city council prevailed and the town mounted 462 solar panels on top of a quarter-acre of mausoleums.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.