Anatomy

Fat is one of the most active, dynamic organs we have. Why can’t we learn to love it?

New work reveals a surprising hero in combating altitude sickness

The evolution of joints is how we went from blobs to badasses

Anglerfish have invisible fangs, narwhal tusks are extra-long canines, and more facts from the weird and wonderful study of teeth will astound you

Human anatomy is delightfully varied, but female athletes are heavily criticized for not conforming to socially accepted bodily norms

Cave fish develop taste buds on their head and below their chin—and even in humans, taste cells grow in truly unexpected locations

Pugs, Boston terriers, bulldogs and boxers—dogs with less wolflike facial features are worse at conveying their feelings

Mysterious nerve structures called Krause corpuscles respond to specific low-frequency vibrations, scientists finally confirm

A Doctor Who superfan explains how the unusual cardiovascular system of the alien Time Lords could evolve and function

Humans’ evolutionary remnants show us the kinds of animals we used to be

Uncontrollable sobbing is uniquely human, and it may be our emotions running out of our faces, a way to connect us with other people

The research focused on figuring out what enables certain sperm to gain some competitive advantage over millions of others fighting for the same prize.