Wind turbines and solar panels don’t only generate large amounts of power, they do so without the pollution and danger that come along with fossil fuels. But for the millions around the world that live without access to reliable power, waiting for a wind farm to pop up is a long and frustrating task.
What many in developing nations need isn’t the ability to keep the lights on 24/7. For most, just having enough power to recharge a cell phone would be life-changing. That’s why Harvard Ph.D student Aviva Presser Aiden decided to look for a much smaller solution. One that’s as simple as a pile of dirt, actually. … Continue Reading