Anatomy

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.

Was a teenager named Alessandra Giliani the Western world’s first female anatomist? In 14th-century Italy, women were strictly barred from medical research. One flouted that rule—disguised as a man.

Scientists hypothesize that coiled channels inside a cat’s nose may function like a gas chromatograph

At 25 days old, these specimens could be the oldest primate embryos ever grown outside the womb