Anatomy

Scarlet tanager

Where Red Birds Get Their Vibrant Hues

Two studies identify the same gene that makes red birds crimson—and perhaps helps them shed toxins, too

How Forensic Scientists Once Tried to "See" a Dead Person's Last Sight

Scientists once believed that the dead's last sight could be resolved from their extracted eyeballs

Measuring human skulls in physical anthropology

When Museums Rushed to Fill Their Rooms With Bones

In part fed by discredited and racist theories about race, scientists and amateurs alike looked to human remains to learn more about themselves

Artist Gary Staab and his team spent roughly 2,000 hours over five months to create the first of three models.

An Artist Creates a Detailed Replica of Ötzi, the 5,300-Year-Old "Iceman"

Museum artist Gary Staab discusses the art and science of constructing exhibition pieces

Joseph Gordon-Levitt as Philippe Petit in The Walk

What Happens to Your Body When You Walk on a Tightrope?

It's more than just an insane amount of courage that gets people on the tightwire

Here’s Why Some People Have More Bellybutton Lint Than Others

The secret is on your stomach

Screenshot from the "Multi-scale Multi-physics Heart Simulator UT-Heart" video

Travel Inside a Human Heart With This Video

An informative video shows off a research team’s simulation of the beating heart

This shot of a statue from the Louvre is one of the least-shocking anus-related image we came up with.

Science Is Still Unclear About the Evolutionary Origin of the Anus

A newly published scientific review attempts to “get to the bottom” of how animals acquired what some might call the most indecent part of the body

Researchers found that human joint-bone density remained pretty high until recently in our evolutionary history, around the same time that humans began switching from hunting and gathering to farming.

Switching to Farming Made Human Joint Bones Lighter

A more fragile skeleton evolved about 12,000 years ago, probably driven by a shift from hunting to agriculture

Meet William Harvey, a Misunderstood Genius in Human Anatomy

A new video from the World Science Festival tells the story of this medical pioneer

That first dip into a hot spring may actually send chills over your skin.

Why Does Very Hot Water Sometimes Feel Cold?

The weird sensation known as paradoxical cold has scientists locked in a heated debate

Here’s What Actually Happens During an Execution by Molten Gold

It's probably not the gold itself that kills you, but rather the steam

The finger pads of a person with adermatoglyphia are entirely smooth.

Adermatoglyphia: The Genetic Disorder Of People Born Without Fingerprints

The extremely rare disease causes no problems—apart from occasional difficulties with the authorities

Lego men.

See the Inner Anatomy of Barbie, Mario and Mickey Mouse—Bones, Guts and All

Artist Jason Freeny transforms familiar childhood characters into realistic anatomical models

Koala

Why Koalas’ Mating Bellows Sound More Like a Choking Tiger, Less Like a Small, Cuddly Herbivore

Koalas use a special pair of "fleshy lips" located outside of their larynx to produce these deep grunts

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