Conventional curved lenses, which direct light by refraction in glass or plastic, are often bulky and heavy, offering only limited control of light waves. Metasurfaces, in contrast, are flat and ...

I sat outside in the bright glaring sun, reading the papers. Sunglasses on, but without reading glasses perched precariously over the top. If you’re under 50, this might not seem like a great ...

Most cataracts are caused by ageing, but surgery to replace the natural lens is quick and incredibly effective. Here’s what ...

Hyaluronic acid has three qualities that make it suitable for skincare: it's soluble (can be dissolved in water), ...

ANALYSIS: It might be a common skincare ingredient, but is hyaluronic acid safe? Zoe Porter and Laurence Orlando report.

Spring is here, and it’s time to refresh your space, routine, and wardrobe with the best products of the season. Whether ...

Sam Nivola unpacks that shocking incest sex scene in 'The White Lotus' Season 3 Episode 6 and whether Lochlan is gay.

Kmart pulled a "hyaluronic acid cleansing balm" from its shelves, after a teen who used the skincare product was hospitalised ...

A plant-based diet can make it tricky to hit your protein goal. Here's the low-down on protein-rich foods for vegans. Taylor Freitas is a freelance writer and has contributed to publications ...

gas-permeable lenses are a good alternative. Rewetting drops can also help and are safe to place directly into the eye. Alcohol-based surfactants, which remove protein and debris from the lenses, are ...