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 ...
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The FDA has authorized marketing of Essilor Stellest spectacle lenses by EssilorLuxottica, allowing the first eyeglass lenses ...
Perth Observatory says it has received reports of lights dancing in the sky across a significant part of WA's Midwest and ...
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, ...
When you shine a flashlight into a glass of water, the beam bends. That simple observation, familiar since ancient times, ...
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 global prescription lens market is expected to grow at a CAGR of ~5% during the forecast period. Rising prevalence of ...
The actual date when there are nearly equal parts of day and night happens a few days after the autumnal equinox. This is ...
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