Featured in butts
What muscles do squats work?
Like deadlifts, squats exercise way more than the obvious bits.
Viagra could have been a groundbreaking cure for period cramps
And other fun facts from The Weirdest Thing I Learned This Week.
This fossilized butthole gives us a rare window into dinosaur sex
The cloaca is the hole-y grail to understanding prehistoric copulation.
You can get all the benefits of butthole sunning without taking your clothes off
Don’t go mooning the sun just yet.
Scientists are investigating the secrets of smelly cat butts
Anal sacs can tell you a lot about an animal.
The weirdest things we learned this week: the sweetest-smelling butts, flaming birds, and 40 barrels of coke
Our editors scrounged up some truly bizarre facts.
Meerkats use bacteria from their butts to make stinky graffiti
Anal glands have never been so interesting.
NASA Kepler Twitter Hack Becomes Butt Of Jokes
Kepler's Twitter discovers a new moon
Scientifically Measuring A Sitting Butt With An MRI Machine
You'll never guess what lab this research came from.
Why Are Monkey Butts So Colorful?
Plus, the best colored monkey butts on the internet!