The 2nd annual “Sunday Dinner with a PURR-pose” will take place April 21 to raise funds for the non-profit, mostly cage-less and no-kill Happy Tails Cat Sanctuary. The benefit will take place ...

Humans’ closest primate relatives lost their tails about 25 million years ago, but exactly how has remained a mystery. A breakthrough in genetic research may finally offer answers.

When compared to their nearest neighbors, the wolves, dogs wag their tails significantly more often, and from a much earlier age. This suggests that their wagging behavior evolved in line with ...

If humans had tails, what would they be like, and how would we use them? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

The findings flip the long-held belief that dogs wag their tails when happy, and instead suggest tail wags made people happy, so we selected for the trait.

For decades, scientists have debated whether these dinosaurs could whip their tails faster than the speed of sound, creating a sonic boom. The sound of a cracking whip is actually a sonic boom.