Ignore the funny haircuts and retro clothing in this gallery: The Meditator is the perfect solution to the stresses of urban life in 2012. Made from 12 pentagons decorated with photo collages, this think tank is a collapsible happy place. But beware: "You may find the sensation akin to that mystical communion with nature that you experience when alone in a forest," wrote PopSci writer Ken Isaacs in November 1970.
Check out the slideshow for building instructions (and more hilarious-but-enticing photos of the Meditator.) Then, crawl inside your personalized lair and let the zen begin.See the gallery.
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.