Excitons—bound pairs of electrons and an electron hole—are quasiparticles that can arise in solids. While so-called "bright" ...

Astronomers using the Green Bank Telescope spotted surprisingly cold, dense hydrogen clouds embedded inside the Milky Way’s ...

"Reflection Point" by Wade Jeffree and Leta Sobierajski, a public art installation, is unveiled at Rockefeller Center, New York, NY on June 5, 2025. (Video by Efren Landaos/Sipa USA) ...

Beyond that angle (the critical angle), all the light is reflected back into the water, so the reflected beam is as bright as the incident beam. This phenomenon is called total internal reflection, ...

The history of Stratford Point dates back to the town’s colonial founding in the 1600s, when large fires were lit at the peninsula to help ships safely reach ports along the Long Island Sound.

The Light Phone III is a chunky rectangle of a phone that’s significantly shorter and thicker than what I’m used to. It’s 12mm thick, compared to 7.8mm for the iPhone 16e or about 10mm for ...

Reflection AI Inc., a new startup led by former Google DeepMind researchers, launched today with $130 million in early-stage funding. The company raised the capital over two rounds.

"You'll dive into the lighthouse's fascinating history, which dates back to the 1870s. Join us as a volunteer lighthouse keeper in the 2025 season and make your mark on this historic landmark!" ...

PACIFIC GROVE, Calif. — The Point Pinos Lighthouse in Pacific Grove celebrates its 170th anniversary today with events and activities. "This is the oldest operational lighthouse on the West Coast.

A light has returned to Wickford, blinking at boats in Narragansett Bay for the first time in more than 100 years. Poplar Point Lighthouse was first built in 1831, guiding boaters until it was turn… ...