We have known for several decades that the universe is expanding. Scientists use multiple techniques to measure the present-day expansion rate of the universe, known as the Hubble constant. These ...

Major League Baseball can’t implement the Automated Ball-Strike (ABS) Challenge System this season without knowing every hitter’s precise height, right down to the millimeter. So, like a flashback to ...

Pupil Labs announces a partnership with NIL Technology (NILT) to integrate NILT’s ultra-compact metaEye™ technology their forthcoming eye tracking products ...

Snow has fallen across Lancaster County. A storm system brought a fresh coat of accumulating snow to Lancaster County throughout the day Sunday − likely the heaviest snowfall the county has seen in ...

What is the PD (Pupillary Distance)? It is the distance between the centers of your pupils, measured in millimeters. It ensures that the optical center of each lens aligns correctly with your eyes. If ...

While most planets that we are familiar with stick relatively close to their host star in a predictable orbit, some planets seem to have been knocked out of their orbits, floating through space free ...

There are a number of ways to buy prescription eyeglasses, including from local opticians, independent optometrists, optical departments in big-box retailers and online-only vendors. Regardless of the ...

Most planets spend their lives orbiting a star, but some are destined for exile. According to a study published in Science on Jan. 1, 2026, astronomers have successfully measured the mass and distance ...

The Department of Education revisited proposed changes to asynchronous clock, credit-hour, and subscription-based programs in distance education. In previous years, the Department of Education’s final ...

If you’ve ever walked out of an eye exam clutching a fresh prescription, wondering what all those numbers and abbreviations mean, you’re not alone. Eye prescriptions often look like a jumble of pluses ...