Select an option below to continue reading this premium story. Already a Honolulu Star-Advertiser subscriber? Log in now to continue reading. >> A large band gap means higher-energy photons, which in ...

Lighting accounts for almost 8% of the world’s energy usage. It makes up around 10-20% of domestic energy bills, with an even ...

How can energy-efficient light bulbs, bricks, and buildings cut costs and improve energy security? In this episode of The Development Podcast, we discover that energy efficiency doesn’t just save ...

In nature, many organisms glow in the dark, including lightning bugs, some squid and jellyfish, using light to attract a mate or lure prey. Now, researchers have engineered glowing succulents, plants ...

Researchers have built a paper-thin chip that converts infrared light into visible light and directs it precisely, all without mechanical motion. The design overcomes a long-standing efficiency-versus ...