

How to reduce nuclear waste and make clean electricity at the same time.

Solar power could make cars more energy-efficient not by powering the engine, but all those other doohickeys cars have.

A startup company wants to turn human waste into a commodity (and change the world).

A prolonged period of low or zero growth might present us with an opportunity to design a more sustainable and equitable world.

Did daylight savings time change at the behest of the candy lobby?

Solar-power systems are going to need to provide energy at night or on cloudy days. A team of MIT engineers has a new idea to do just that.

Did you hear about the 42,000 gallons of oil recently dumped into the Yellowstone River? Probably not, and that's a shame.

Pilots have to carry up to 35 pounds of paper on every flight. Leaving it behind makes a ton of sense.

At this point, foreign oil accounts for roughly half of America's trade imbalance, and that's only going to get worse.

Geostellar sends low-flying aircraft over the landscape to create detailed 3D maps that show where solar panels would pay off.

Whatever you make of the military, it's pushing innovation in clean energy, and this new Mobile Renewable Power Station is leading the way.

It may feel like paying for gas only recently turned into an act of masochism, but prices have been on a steady march north for years (if you...

This incredible 16,000-panel solar array on top of a Paris to Amsterdam rail line powers half of the big Antwerp train station nearby.

At 1,600 feet, Shell's Prelude facility is longer than four football fields and weighs six times more than the heaviest aircraft carrier.

Can we get electricity for Earth by putting solar panels in space? A new analysis suggests that one of the major problems can actually be overcome.

Will the unrest in the Arab world put massive solar projects like Desertec on hold or actually usher in a new era of clean energy?

When wind turbines need maintenance or repairs, you want people who are comfortable working 300 feet above ground, hanging from a rope.

Forget about carbon, solar farms are also just really nice to look at.