All Items Tagged

“alternative energy”

Jan 28, 2015 03:45 PM ET // Discovery News
Hydrogen, the most common element in the universe, is taking big steps forward as a clean fuel source. Here are some facts about the ubiquitous gas.
Jan 27, 2015 04:30 AM ET
Thanks to their solar plane, two Swiss pilots are set to fly around Earth -- slowly, very slowly, but surely -- on the strength of the sun alone.
Jan 2, 2015 10:00 AM ET // Tracy Staedter
From tattoo batteries to paint that powers a car, from floating solar farms to wires made from DNA, catch up on the year's most exciting energy news.
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.
Dec 1, 2014 12:15 PM ET // Evan Ackerman, IEEE Spectrum
Passive radiative cooling uses the entire universe as a place to dump heat.
Nov 18, 2014 03:17 PM ET // Tracy Staedter
Sunny South Africa takes full advantage of its natural resource. Continue reading →
Nov 13, 2014 11:10 AM ET // Elizabeth Palermo, LiveScience
Dutch company SolaRoad officially opened the world's first solar roadway.
Oct 30, 2014 10:24 AM ET // Tracy Staedter
The eTree converts sunlight into useful energy for public spaces. Continue reading →
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