"It's such an interesting choice for the Princess of Wales." ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images It’s well known that dogs don’t see as many colors as we do – similar to ...

It’s well known that dogs don’t see as many colors as we do – similar to color blindness in people. Whereas humans have three types of cones in our eyes, allowing us to identify combinations of red, ...