The 21 bones of the most complete partial skeleton of a male Danuvius guggenmosi.

New Ancient Ape Species Rewrites the Story of Bipedalism

<i>Danuvius guggenmosi</i>, a “totally new and different” species of ape, would have moved through the trees using its forelimbs and hindlimbs equally

An aye-aye lemur.

Extra Thumb Discovered on Aye-Aye Lemurs, Giving These Primates Six Fingers

Used for gripping limbs, a “pseudo-thumb” makes the hands of these bizarre primates even creepier

Artists reconstruction of Phoebodus sharks.

This Ancient Shark Looked Like an Eel and Swallowed Its Prey Whole

Scans of a rare 360-million-year-old shark skeleton shows the beasts used hunting techniques similar to modern sharks and fish

By comparing the skulls of extinct dinosaurs to those of living relatives, such as crocodiles and wild turkeys, researchers have conclude that the prehistoric beasts had sophisticated thermoregulation systems in their skulls.

Special Skull Windows Helped Dinosaur Brains Keep Cool

Dinosaur skulls had many cavities and openings, some of which may have held blood vessels to help cool off the animals' heads

Brain donation is of critical importance for scientists' understanding of brain disorders.

Inside a Brain Bank, Where Humans' Most Precious Organ Is Dissected and Studied

Unlike organ transplants, brains are used primarily to support research of some of the most widespread and debilitating diseases in the world

John Tenniel's illustration of Lewis Carroll's Alice's Adventures in Wonderland

113 Museums Transformed Illustrations From Their Collections Into Free Coloring Pages

This year's #ColorOurCollections campaign features fantastical drawings of mythical flora and fauna, grotesque medical sketches

Illustration of an adult and juvenile ankylosaur.

Armored Dinosaurs Kept Cool With a Labyrinth of Nasal Canals

A fluid dynamics study suggests the large and intricate passages in ankylosaurs' skulls were a great way to cool off in the Cretaceous

In 2015, John T. Unger embarked on a project to recreate 14 of Eustachi’s drawings in life-size mosaics.

This Artist Redefines a "Chiseled Body"

Life-size and hyper-detailed, these anatomical mosaics draw on ancient inspiration

The human gut is filled with trillions of microbes.

The Benefits of Probiotics Might Not Be So Clear Cut

An individual's natural gut bacteria determine whether the so-called dietary supplements help or do nothing at all

Before she tackled tuberculosis, Sabin helped rethink the lymphatic system and wrote an acclaimed anatomy textbook.

Florence Sabin Pioneered Her Way in Medical Science, Then Made Sure Other Women Could Do the Same

A scientist and so much more, she helped lay the groundwork for curing tuberculosis but still found time to promote women doctors

The foot bones of an Australopithecus Afarensis toddler show that the species retained some ape-like traits.

Ancient Toddler Was at Home on the Ground and in the Trees

The foot of a 2.5-year-old Austrolopithecus afarensis shows it had a grippy big toe that let it cling to its mom and climb tree trunks

Researchers studied delicate hyoid bones, which support and ground the tongue, in fossils like these from Northeast China.

Actually, T. Rex Probably Couldn't Stick Out Its Tongue

The tongues of bird-like dinosaurs and pterosaurs, however, may have been more mobile

A whale with water gushing out of its blowhole would not be smiling. It would be drowning.

How Children's Books Reveal Our Evolving Relationship With Whales

Storybooks feature a fair amount of factual errors—and those errors can be revealing

Anna Morandi Manzolini (1714-1774), Italian anatomist and sculptor, from a drawing by Cesare Bettini.

The Lady Anatomist Who Brought Dead Bodies to Light

Anna Morandi was the brains and the skilled hand of an unusual husband-wife partnership

Sliver of Saint’s Brain Stolen From Italian Basilica

Police are looking for the person or persons who swiped the sacred relic from the Don Bosco Basilica

Leeuwenhoek's early microscopic observations of rabbit sperm (figs. 1-4) and dog sperm (figs. 5-8).

The Long, Winding Tale of Sperm Science

...and why it's finally headed in the right direction

This spine is the earliest intact reference for how humans' skeletons may have developed.

This 3.3-Million-Year-Old Hominin Toddler Was Kind of Like Us

Analysis of the ancient spine reveals tantalizing similarities—and questions about human evolution

Homo floresiensis

The "Hobbits" Could Be Much Older Than Once Thought

The Flores hobbits' ancestor may have ventured out of Africa much earlier than previously thought

Morbid Anatomy Museum Closes Its Doors

But the museum that delights in the dead will have an afterlife

A fetal skull that was dissected in the 1800s, originally held in the University of Cambridge Anatomy Museum.

How Fetus Dissections in the Victorian Era Helped Shape Today’s Abortion Wars

Besides teaching us about disease and human development, they molded modern attitudes of the fetus as distinct entity from the mother

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