In the Sunlight: Tommy Penick, Adventure Photographer
Adventure photographer Tommy Penick knows how easy it is for a passion to turn into work. Sometimes when this happens it's great, other times as he puts it, you get a little lost. Find out how he changed that around on his recent trip to Hawaii.
The History of Solar Power
The sun has been around for quite a while, but how long have humans been using the sun's rays for power?