When two black holes merge or two neutron stars collide, gravitational waves can be generated. They spread at the speed of ...

Astronomers are a step closer to cracking one of the secrets of dark energy—the mysterious force believed to be causing the universe's accelerated expansion. Like a toddler right before naptime, ...

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 ...

When you shop through retailer links on our site, we may earn affiliate commissions. 100% of the fees we collect are used to support our nonprofit mission. Learn more. The average household spends ...

A new way to compress light, designed by researchers at the University of California, Berkeley, could make optical communications on computer chips more practical. The researchers developed computer ...

About 2.5 billion years ago, a pigment called chlorophyll appeared in single-celled organisms, allowing them to capture energy in the form of light and convert it into sugars. This biochemical trick, ...

1st Light Energy specializes in commercial solar installation. It offers products from LG Solar, Yingli and Hanwha SolarOne America. It serves customers in the state of California. Solar panel costs ...

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 ...