All Items Tagged

“green energy”

Dec 10, 2014 09:31 AM ET
While fossil fuel energy represents the most common class of power generation, solar power just made a big leap forward, hitting 46 percent efficiency. Trace runs down the details and sees how the breakthrough stacks up against other power systems.
Jul 13, 2014 09:00 AM ET // Tracy Staedter
The week, our images celebrate the imagination of inventors
May 1, 2014 12:21 PM ET
A few interesting solar-powered tech devices are going to be making their way in the markets soon, and Tara is here to list some of the more notable ones.
Apr 11, 2014 11:29 AM ET // Alyssa Danigelis
A new bioreactor for astronauts takes waste removed from their urine and turns it into a useful energy source. Continue reading →
Feb 23, 2014 08:25 AM ET // Alyssa Danigelis
A tank takes about three minutes to fill and is good for about 300 miles. Continue reading →
Feb 19, 2014 04:52 PM ET // Sheila M. Eldred
As the freezing weather begins to thaw, energy efficient buildings and skyscrapers can make the conditions riper for more, and larger, icicles. Continue reading →
Jan 29, 2014 11:41 AM ET // Tim Wall
Just in time to host Super Bowl XLVIII, MetLife Stadium gets the nod for its green food-service practices. Continue reading →
Dec 3, 2013 04:27 AM ET // Ian O'Neill
When it comes to space and energy, we need to think big. That's what one Japanese company is doing -- and they're reaching for the moon, literally. Continue reading →
+ Load More