The device by André Broessel is rather similar to a futuristic creation and can concentrate 10,000 times more sunlight while reducing costs in the process. The way Rawlemon works is by ball lens ...

Sphere Solar Energy specializes in residential and commercial solar installations. It offers products from Enphase Energy and Tesla Powerwall. Its service area is the state of Washington. Check your ...

Pumped storage is a decades-old technology with a relatively simple concept: When electricity is cheap and plentiful, use it to pump water up into a reservoir above a turbine, and when electricity is ...

In 1948, Hendrik Casimir predicted that a generalized version of van der Waals forces would arise between two metal plates due to quantum fluctuations of the electromagnetic field. These forces become ...

High-dimensional spheres can have a much wider variety of structures than mathematicians thought possible. If you’ve ever been stuck in traffic on a rainy afternoon, you’ve probably watched raindrops ...