Learn how solar-powered heaters work and if they’re worth it for your needs. Our top picks are from GRECELL, EF ECOFLOW, Renogy and SunQuest.

Explore the future of energy at the International Conference on Energy from Space 2025, focusing on space solar power.

Bothell, Wash.-based Portal Space Systems says it has raised $17.5 million in seed funding to accelerate the development of its Supernova space vehicle, which aims to harness the heat of the sun ...

Beaming solar energy from space is not new; telecommunications satellites have been sending microwave signals generated by solar power back to Earth since the 1960s. But sending useful amounts of ...

Several new solar technologies may help massively boost the efficiency of solar panels, helping to produce more power while using less space. When the first solar cell was invented in 1883 it ...