Oct 23, 2013 — Rjukan's 3,500 residents, tucked in a shadowed valley, have finally realized the dream of one of the town's founders: giant mirrors to focus the warmth of the sun.
Sep 11, 2013 — We know a lot. But we don't know everything. In fact, science still has quite a few "big" questions left to answer. Physicist Marcelo Gleiser pokes at 10 of them, questions highlighted in a new book naming the most difficult scientific problems of our time.
May 5, 2013 — The Solar Impulse, an airplane traveling across the United States using only solar power, is in Phoenix today, after reaching Arizona from California Saturday. It took the plane about 20 hours to travel from Mountain View, Calif., near San Francisco.
Mar 27, 2013 — Creators of a solar-powered aircraft hope to fly it day and night across the U.S. with no fuel, and eventually around the world. It's a quixotic — some might call it nutty — undertaking. But the creators hope the flight helps challenge assumptions about what solar technology can do.
Jul 17, 2012 — Solar cooks can use the sun's rays to make meals from rice and beans to spare ribs and even cake — no electricity or gas required. With the right equipment, all you need is a sunny day and some patience.
Sep 14, 2011 — Washington Post reporters obtained emails that suggest that White House officials did push the Office of Management and Budget harder than OMB officials would've liked to speedily review Solyndra's application to keep on schedule an official groundbreaking event featuring Vice President Biden.
Sep 1, 2011 — Just a little more than a year ago, President Obama was in Fremont, Calif., to tout the jobs created by a solar cell manufacturing company called Solyndra and federal loans that helped. On Wednesday, the company said it's filing for bankruptcy.