Perhaps it’s a cliché, but I’ve made health the focus of this new year. I’m hitting the gym, tracking health with my Apple Watch, and experimenting with countering the effects of blue light exposure ...

Feeling blue? That color isn't as common as you may think. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When you look up at the blue sky ...

Animals sculpt the optical properties of their tissues at the nanoscale to give themselves “structural colors.” New work is piecing together how they do it. Peacocks, panther chameleons, scarlet ...