Dogs are wonderful human companions. They are the first species that humans domesticated and they have a long history of close relationships with people. If you spend any time with dogs (I have two ...

How dogs see the world is based on the structure of their eyes. Dogs are dichromats, meaning they only have two color-processing cones, while humans have three. Dogs can see colors, including yellows ...

The human brain and eyes process light into color, allowing us to take in various shades of the rainbow. Our furry friends, however, do not see quite like we do. When you're out for a stroll with your ...

Many owners think so, thanks to the “talking buttons” craze on TikTok and Instagram. Scientists are less convinced. Credit...Maurizio Cattelan and Pierpaolo Ferrari for The New York Times Supported by ...