The motivation to add a solar power system to your home is usually simple: reduce your power bill or even earn money from ...

Reader [unangst] pointed out to us an article in the U.K.’s Daily Mail, where a teenager from Nepal had managed to create a 9v, 18W solar panel using human hair rather than the usual ...

This bike has plenty of things we’ve seen before, such as solar panels and an electric motor, but plenty of things that are completely novel as well. For such long-distance trips, the preferred ...