A newly discovered cluster-scale strong gravitational lens, with a rare alignment of seven background lensed galaxies, provides a unique opportunity to study cosmology.

Choosing the best contacts for dry eyes can help make wearing contact lenses more comfortable. Dry eyes are uncomfortable for anyone. But this eye problem can become even more annoying when you ...

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Some contact lenses are being recalled by Health Canada due to what the agency calls an “isolated quality issue.” According to the agency, Alcon — the company behind the product — says it ...

Several types of contact lenses have been recalled due to “an isolated quality issue,” Health Canada reported Monday. The problem was related to a third party solvent used in manufacturing ...

On its website, the health agency said the recall applies to Total1 and Total30 contact lenses due to a “quality issue.” Health Canada says the issue was identified with a solvent supplied by a ...

We include products we think are useful for our readers. If you buy through links on this page, we may earn a small commission. Here’s our process. Our editors tested a range of CBD topicals and ...

Until now scientists believed that dark electrons, electrons associated with the quantum state of matter, simply don’t exist in solid materials. However, a new study from researchers at South ...

We may earn commission if you buy from a link. Why Trust Us? Researchers have just found evidence of “dark electrons”—electrons you can’t see using spectroscopy—in solid materials.