Understand how alternative energy and renewable resources are changing our world, from geothermal to nuclear.
The African nation of Ghana is carefully rationing electricity during the World Cup to ensure everyone has enough juice to watch.
The Czech-born space engineer had developed and patented the technology to harvest solar energy in space and send it back to Earth in 1971.
BETTER WAYS TO MAKE AND USE ELECTRICITY
Clean tech has made great strides in the U.S. recently. But if you take a look around the globe, you'll find equally encouraging signs.
What better way to power the cleanup of a river than by harnessing the river current itself? See how Baltimore is cleaning up its Inner Harbor.
Hydroelectric power has not received the attention that solar and wind enjoy, but that could be changing.
President Obama's power plant plan has gotten plenty of blowback from coal-state politicians, but it's popular with Americans. Besides, market forces are killing coal, anyway.
The battery is rechargeable, and strips of the battery can be stacked on top of one another to produce more power.
There are good reasons to be skeptical of the claims being made by Solar Roadways as they raise millions of dollars in crowdfunding.
With the purchase of New Mexico's largest solar facility, the long-term partnership is nearing 300MW of installed solar power.
El Hierro, the smallest of the Canary Islands, is becoming energy self-sufficient by relying solely on wind turbines and hydroelectricity.
Deserts have a lot of sun, but not much water. That's why researchers are advocating combined solar and agave farms.
There are 2 ways to make solar mainstream: increase efficiency or lower costs. Tin-based solar cells may achieve the latter.
Walmart is outfitting its U.S. stores with solar panels and pushing forward with solar initiatives in Mexico and Brazil.
Creating nuclear fusion on Earth involves pellets of hydrogen shot with lasers, but the heat isn't uniformly applied and the pellets become deformed, lessening their energy values.
They're baaack ... 8 Cher albums and 28 seasons of 'The Young and the Restless' later, solar panels once again grace the rooftop of a certain neoclassical mansion in D.C.
Activist and author blogs about politics, energy and Earth's resources.
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Science journalist blogs about humans and other wildlife.