Each March and September, the point directly beneath the Sun crosses the equator, marking the equinoxes. While equinox comes from the Latin aequus (equal) and nox (night), the date of equal day, known ...

Discovery Center Refraction ...

The FDA has authorized marketing of Essilor Stellest spectacle lenses by EssilorLuxottica, allowing the first eyeglass lenses ...

A solvent-free adhesive bonds in seconds under visible light and is fully recyclable using microwave energy, offering strong ...

The U.S. Food and Drug Administration authorized marketing of the Essilor Stellest eyeglass lenses to correct myopia, ...

A rainbow may appear as though it is a half circle, with the middle showcasing its colors across the blue landscape of the ...

Despite a rainy, cooler Sunday that looked like fall, the official start to autumn in Seattle is expected to be warmer and ...

Some things we see in space appear to outpace light. Now we are learning to harness these bizarre optical illusions to ...

The actual date when there are nearly equal parts of day and night happens a few days after the autumnal equinox. This is ...

OS 26 adds a neat Preview trick for the iPhone, reminding Pixel and Android users that Google still has a bit of catching up ...

Considering rapid increases in myopia, authors conducted a longitudinal cohort study of twins and their parents with the goal ...

Vivo will launch OriginOS 6 globally on October 15. Based on Android 16, it brings a new design, AI tools, and will debut on the vivo X300 and iQOO 15.