There is evidence that people began harnessing the power of the tides before 900 CE. The principle is simple and […]
Humans have been using wind energy for thousands of years to sail boats, and hundreds of years to power machinery. […]
One of the few things that Nikola Tesla invented and demonstrated frequently that is not in widespread use today is […]
Biogas is a renewable energy dark horse, the lesser-known underdog to solar and wind power. It may not be making […]
Trash has the momentum of a freight train. How does one stop it? Abandon overflowing rubbish cans to the curbside […]