The most unsettling space images are not of black holes or distant galaxies, but of stars that look eerily like our own Sun ...

Another day, another ambitious company emerges to harness the power of the Sun from Earth's orbit. Okay, it's not quite that common an occurrence, but there are indeed a number of firms giving this a ...

Overview Energy, a startup attempting to develop a space-based solar power system, plans to demonstrate its technology from a satellite in low Earth orbit in 2028. The Ashburn, Virginia-based company, ...

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 ...

Nanotechnology enables the use of materials with unique optical, electrical, and thermal properties. These materials can be engineered to absorb sunlight more efficiently, reduce energy loss, and ...