Solar thermal energy is the process of concentrating sunlight to create heat, which can be used to create electricity or to heat a home, its water supply and more. Solar thermal energy can be used as ...

Portal’s heat exchanger thruster, known as Flare, fires up during a test in a vacuum chamber. (Portal Space Systems Photo) Bothell, Wash.-based Portal Space Systems says it has successfully tested its ...

Norway-based research firm Sintef and Norwegian floating PV specialist Svalin Solar are currently developing a floating concentrating photovoltaic thermal (CPVT) receiver that is intended for use in ...

From a distance, the energy system on top of a college residence hall in Omaha, Nebraska looks like photovoltaic panels. But as you get closer, it becomes clear that this is something different, with ...

Advanced thermal energy storage is playing an increasingly important role in improving the performance and reliability of solar energy systems. In this ...

Researchers in Malaysia designed a photovoltaic-thermal system that can be used in solar drying, space heating, rooftop systems, and off-grid thermal applications. It relies on a double-pass cooling ...

Forbes contributors publish independent expert analyses and insights. Dianne Plummer is an Energy Consultant and Certified Energy Manager. Rooftop solar has become one of the fastest-growing clean ...

Perhaps you’re dreaming of obtaining your home’s electricity without having to rely on that provided by your town or city. If so, you’re hoping to go “off the grid.” And if that’s your dream, you’ve ...