Self-Contained, PV-Powered Domestic Toilet and Wastewater Treatment System

Video presentation of the prototype of a Solar-Powered Self-contained Human Waste Water Treatment System developed by Prof. Hoffmann's research group at the California Institute of Technology with the support of the Bill & Melinda Gates Foundation.

Concentrated Solar Thermal Power plus Molten Salt Storage CSP 360

Great video of the Gemasolar commercial scale solar thermal plant in Spain.

The 500,000 + Piece LEGO Car That Runs on Compressed Air

The Super Awesome Micro Project: A full sized Lego car, with an engine made from Lego that runs on air.

Sustainability and Food Choice: Why Eating Local, Less Meat and Taking Baby Steps Won't Work

Richard Oppenlander presents: Sustainability and Food Choice: Why Eating Local, "Less" Meat, and Taking Baby Steps Won't Work, at the March 2013 McDougall Advanced Study Weekend.

Catching a GLIMPSE of the Milky Way

Welcome home! This is our Milky Way galaxy as you've never seen it before. Ten years in the making, this is the clearest infrared panorama of our galactic home ever made, courtesy of NASA's Spitzer Space Telescope.

Stop the TransCanada Keystone XL Pipeline