Researchers are racing to turn sunlight, water and carbon dioxide into a virtually inexhaustible stream of clean fuel, and a ...

Physicists tested light speed using cosmic gamma-ray bursts. Study confirms Einstein's prediction that all light colors travel at same speed.

Light supplies the energy plants need to build up biomass. A research team is researching how plants adapt their photosynthesis to changing light. They describe a key molecular mechanism that ...

Light to fuel: clean hydrogen production. Improved understanding of the light-driven production of hydrogen holds the promise not just to make the reaction more efficient in producing a fuel, but also ...

Researchers are reporting progress on the road to more efficient utilization of solar energy: They have developed an innovative light-harvesting system. In order to convert sunlight into electricity ...

An expanding universe complicates this picture just a little bit, because the universe absolutely refuses to be ...

The speed of light has been one of science’s most trusted markers of stability. For more than a century, the idea that light ...

The U.S. Light Energy sign is seen outside of its offices on Albany Shaker Road in Latham. COLONIE — U.S. Light Energy, a solar installation firm based in Latham, was named the No. 1 solar developer ...