Scientists have recently figured out how to grow tiny nuggets of lab meat and say it will one day be possible to produce steaks in vats, sans any livestock. Uh, yum?

New tree top schools are built with recycled materials and run on renewable energy. How's that for an eco-lesson?

Are fake trees and cloud ships the answer to global warming?

For those adventurous green travelers headed out into the world to do some eco-exploring, here's a roundup of the best eco-hotels and hostels around the world!

This growing technology promises to significantly expand solar’s reach.

What if we could turn all the plastic waste we create on a daily basis into fuel to power our cars? A company claims it can do just that with a process that turns plastic into an oil-like fuel for just $10 per barrel.

The so-called "hybrid-killer" -- a diesel-run, fuel-effcient vehicle -- is causing good ol' hybrids to shake in their rubber tires.

Apparently not all social media forums are created equal: This scientist says Twitter makes you stupid and Facebook makes you smart. Huh?

Placebos are getting more effective. Drugmakers are desperate to know why.

And you thought your daily cup o' joe was just good for giving you a jolt -- turns out your favorite java's grinds are also an earth-friendly printing tool.