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Alternative Power Sources

This Just In
Mar 20, 2015 12:32 PM ET // Glenn McDonald
Low-cost design could help farmers in Ethiopia maintain self-sufficient agriculture.
Mar 17, 2015 01:05 PM ET // Renee Morad
Growing plants indoors in psychedelic hydroponic conditions consumes less energy, space and water than growing them in fields outside.
Mar 17, 2015 08:45 AM ET // Philip Michaels, Toms Guide
New battery technology could double the energy density of top-of-the line lithium-ion batteries.
Mar 13, 2015 11:15 AM ET // Renee Morad
From underwater hotels and igloos to tents suspended in the air, these hotels are bound to provide an unforgettable experience.
Mar 13, 2015 09:45 AM ET // AFP
The advance could one day make solar power generation in space a possibility.
Mar 11, 2015 01:02 PM ET // Tracy Staedter
This little drop of metal is able to propel itself through liquid and change shape to fit through a narrow passage.
Mar 9, 2015 01:20 PM ET // AFP
After years of planning, the first round-the-world flight of a plane powered by sunlight has begun it marathon journey.
Mar 4, 2015 09:10 AM ET // Renee Morad
Vertical farms increase production of food, reduce waste and naturally scrub the air of smog. What's not to love?
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