This Algae Farm Eats Pollution From the Highway Below It

A highway overpass is the last place most of us would think to install a farm. But algae, that wonderful little ecological miracle, is different. Since it consumes sunlight and CO2 and spits out oxygen, places with high emissions are actually the perfect growing area. Which is why this overpass in Switzerland has its… » 10/31/14 10:51am 10/31/14 10:51am

Making a Stunning, Glow-in-the-Dark Fountain Is Surprisingly Simple

Bioluminescence is awesome. Essentially the production of light by a living organism, e.g. fireflies, certain types of jellyfish, etc—but it doesn't just occur in animals. There's even some plant life that has the potential to give off that lovely, ethereal glow. And as Mark Rober shows us in the video above, you can… » 7/30/13 3:00pm 7/30/13 3:00pm