The multi-ton shutter section fell outward onto the roof of the Great Hall, crushing several structural beams. The Great Refractor telescope was not damaged during the incident, but its precision ...

There are few places in Wisconsin that can claim as many discoveries as the Yerkes Observatory near Lake Geneva. The Observatory is more than a century old and houses the world’s largest refracting ...

Imagine this: you’re in the middle of an important project, juggling deadlines, and collaborating with a team scattered across time zones. Suddenly, your computer crashes, and hours of work vanish in ...

Only in Allentown. Only in Allentown could the creative spirits of the past and present come together to launch a public art project that involves the casting of light-refracting rainbow prisms onto ...

Since 1900, the Christian Century has published reporting, commentary, poetry, and essays on the role of faith in a pluralistic society.

Please provide your email address to receive an email when new articles are posted on . Cyclopentolate and tropicamide had comparable refractive error values across ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Scientists have demonstrated that negative refraction can be achieved using atomic arrays -- without the need for artificially manufactured metamaterials. Scientists have long sought to control light ...