Portal Space Systems says it has successfully tested its solar thermal propulsion system at operational temperatures inside a ...

Scientists in India have built a solar-powered thermic solar geyser prototype based on a nichrome wire heating rod and a flexible pipe heat exchanger with aluminum fins. The system is designed to ...

Question: I like warm swimming water, and I want several extra months of use. How effective are the new pool solar heating systems that help to cool a house too? Are there any budget-priced ...

CAMAS, WASHINGTON — “For me, I love the scalability of these solar thermal systems,” said Bob Doyle of Blairco Solar, a new division of Blairco Heating & Cooling. “If you put in a two-panel system, a ...

A 200-foot tower stands centered in front of a field of rotating mirrors on the southern edge of Albuquerque, New Mexico. It’s the National Solar Thermal Test Facility, operated by Sandia National ...

THE STRATO-THERM+ SOLAR THERMAL STORAGE TANK provides a simple means of integrating solar energy into almost any application. THE STRATO-THERM+ SOLAR THERMAL STORAGE TANK provides a simple means of ...

Germany’s Fraunhofer ISE has developed a facade for buildings that absorbs heat from solar radiation and ambient air. It uses that heat as a source for residential heat pumps. The Tabsolar invention ...

When Terry McIlveen built his home in Maine in 1997, he made the unusual choice to install radiant floor heating. “People thought I was nuts,” he says. However, since that time, radiant floor heat has ...

I live in a rehabilitated farmhouse near Kalamazoo. Although well-insulated, it uses more gas and wood energy to heat than I would like. One roof is south-facing. Several decades ago, solar power in ...

Question: I like warm swimming water, and I want several extra months of use. How effective are the new pool solar heating systems that help to cool a house too? Are there any budget-priced ...