Have you ever wondered if there’s really a difference between SPF 30 and SPF 50? You’re not the only one. YouTuber Physics Girl set out with the guys behind YouTube channel How To Make Everything to ...

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What does your skin look like with and without sunscreen in UV light? What does your skin look like with and without sunscreen in UV light? Dianna Cowern from Physics Girl and Derek Muller from ...

There are already a number of sunlight exposure-tracking devices out there, that let us know when it's time to apply more sunscreen. That's all very well and good, but how do we know if we've put ...

If you are debating whether to wear sunscreen, sun protection factors (SPF) moisturizer, or a Deadpool mask to protect your face at the beach, take a look at a study just published in PLOS ONE. If you ...

You know the drill when it comes to sunscreen: all day, every day. Not only does the list of effects associated with UV exposure run long—premature breakdown of collagen, complexion-mottling sunspots, ...

This tiny UV camera has been designed to help you figure out where you need more protection with your sunscreen. It shows areas you’ve missed as white and the areas where sunscreen has been applied as ...