Turntable Reads Tree-Rings as Music

Aside from the gentle rustling of leaves in the breeze, or the creaking of a bough in a winter gale, a tree's character may best be described as 'the strong and silent type' -- but, as so often is the case with such personalities, they just might have the most hauntingly beautiful stories to tell.

Industrial-Sized Rooftop Farm Planned for Berlin

It is hardly a logical spot for a farm, but three Berliners have earmarked a massive former factory roof for an unusual urban agriculture venture. The sustainable set-up will produce both vegetables and fish for local residents and could be a model for future city farms as the world continues to urbanize.

Youngs More Likely Socialists Than Capitalists

The recent Occupy Wall Street protests have focused public attention on what organizers see as the excesses of America’s free market system, but perceptions of capitalism – and even of socialism – have changed little since early 2010 despite the recent tumult.