Learn how to build a simple solar cell at home using copper tape, plastic cups, and water. This step-by-step science experiment demonstrates how to harness solar energy to generate electricity.

In a development straight out of an iconic science fiction novel, laser beams from the Sun sent directly to Earth may be the ...

Solar power is already one of the fastest growing sources of electricity on the planet, yet scientists say it is still only ...

A new generation of 3D-printed solar cells could let buildings generate power through colorful, semi-transparent windows ...