Cleantech

Meet the world’s most high-tech bike

It's pretty impressive that we're still chugging along on human-powered vehicles only a step more high-tech than a velocipede — olde-tyme bikes look basically like …

Solar Power

On Coachella’s solar stage

It was a sunny year at the 2011 Coachella Music Festival, and the stage is set for the town’s new concentrating photovoltaic farm.Photo: Paige K. …

Is the future of solar centralized or distributed?

Solar power produces only a tiny fraction of America's energy, but that hasn't stopped greens — who are always up for expending at least as …

Holy crap: giant oil company buys giant solar company

What's Exxon going to do with this years' record-breaking profits? If you said "buy a 60 percent stake in America's largest solar panel manufacturing company," …

Cleantech

What’s next for the enviro-business coalition that defeated California’s Prop 23?

Now that we’ve put together some green muscle, what will we do with it?Photo: Denis GilesMuch of the green movement has been mounting a rearguard …

Cleantech

Wellinghoff hypes IT for electricity

In his vision of an America transitioning away from fossil fuels, Jon Wellinghoff, the chairman of the Federal Energy Regulatory Commission, sees information technology as the basis …

Sustainable Food

A star Silicon Valley investor puts his money where his mouth is for sustainable ag

Ali Partovi: Investing green in green ag.As antidote to those who argue that the future of food is all about technologies like genetic engineering and …

Self-healing plastic lets gadgets take a licking and keep on ticking

Here’s a good way to cut down on waste: Stop breaking sh*t. To that end, scientists are working on self-healing materials that can extend the …

How green is your iPhone?

Carbon emissions? Energy overuse? Sketchy labor relations? There's an app for that, and it's all of them. This infographic from Geekaphone (there's way more, it's …