As we reported in our article about a similar technology, sunflowers are able to slowly rotate from east to west during the course of a sunny day in order to maximize the amount of received sunlight in a process called heliotropism. Researchers from University of Wisconsin-Madison found a way to create their version of a… »

Many cities use LED streetlamps instead their predecessors in order to save energy and money. The next logical step, when you disregard the fact some parts of the world aren’t as sunny as others, is to make take the streetlamps completely off the grid. A bit more than a year ago, lighting manufacturer Carmanah partnered… »