Green hydrogen has long been billed as a clean fuel for heavy industry, shipping, and long-duration storage, but its price has stubbornly stayed above what most markets will tolerate. A new ...

Astronomers are closing in on one of the most tantalizing possibilities in planetary science, evidence that a previously unknown world may be lurking in the outer reaches of the solar system. The ...

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 ...

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 ...