Energy Production Technologies

Energy production technologies bring about new, clean, sustainable sources of energy. Read up on the newest, most affordable ways for us to fuel machines and devices.

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You know what geothermal energy is -- heat from the Earth. Could a new twist on geothermal power help countries achieve energy independence?

By Susan L. Nasr

Plants produce energy so perfectly: converting sunlight, carbon dioxide and water into power and emitting nothing harmful in the process. Can we imitate such an elegant system?

By Julia Layton & Yara Simón

Solar energy is clean and plentiful. There's one big problem, though: The sun doesn't shine all the time. Is there a way to keep solar plants powered up through the night?

By Julia Layton


That's not just any mud. That's a fossil fuel that's stashed away in huge quantities in deposits all over the Earth's crust. Could that frozen fuel also heat up the planet?

By William Harris

Gasification could represent a second chance for coal. Will this old technology, which can run on coal or biomass, get a new life as one of the most important energy alternatives of the future?

By William Harris

Cellulosic ethanol can be made from any old stem, leaf or tree trunk. Farm wastes, grass clippings and recycled newspaper will work, too. So when can we expect this alternative fuel to arrive at gas stations?

By Susan L. Nasr

What if you could make solar cells that were cheaper, smaller and more efficient? In theory, nano flakes could help you do that, if the technology ever gets off the ground.

By Jacob Silverman


There are two main ways of generating energy from the sun. But one -- solar thermal technology -- is really poised to take off as a clean, reliable form of alternative energy.

By Maria Trimarchi

Sweden puts less than 1 percent of its household trash into landfills, in part because it burns nearly half to generate heat and electricity.

By Patrick J. Kiger

Rooftop solar panels are nearly 80 percent cheaper than they were just 10 years ago. A new paper says that if we installed them on 50 percent of roofs, we could meet all the world's yearly electric needs.

By Siddharth Joshi, James Glynn & Shivika Mittal

A French company has created a miniature wind turbine that looks like a tree and could provide enough energy for a house.

By Patrick J. Kiger


These days, it seems everyone is "going green." From individuals to businesses, everyone is looking for ways to be more sustainable and environmentally-friendly. But is green tech the way of the future or just another fad?

By Beth Brindle