They perch on the roofs of five million US homes, quietly turning daylight into electricity. But those big black solar panels may be due for a makeover. A Woburn startup called Active Surfaces says it ...

Parabolic trough solar collectors (PTCs) remain at the forefront of concentrated solar power technologies, converting solar irradiance into high-grade thermal energy through a curved reflective ...

Switch to solar with a system built for you. Solar thermal energy is the process of concentrating sunlight to generate heat, which can be used to generate electricity or heat a home, its water supply ...