I’m challenging you to a quick round of 'What Organ Is This?' as I showcase real human organs for you to identify—starting easy with a heart, moving to a kidney, and ending with a tricky spleen. Join ...

A 1.6-million-year-old Ethiopian skull blends ancestor and descendant features, rewriting the origin story of Homo erectus.

From interactive diagrams to A.I. assistants, virtual tools are beginning to supplant physical dissections in some classrooms Students learn anatomy from an Asclepius AI Table, which merges ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The human skeleton — our internal framework that includes bones and cartilage — evolved over ...

Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. Humans have been trying to replace ailing parts of our bodies for thousands of years, turning to prosthetic limbs, ...

The 1.5 million acre Lake Mead National Recreation Area covers “mountains, canyons, valleys and two vast lakes,” the National Park Service says. National Park Service photo Imagine an ear falling off ...

Michael Carroll does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The muscles that enable modern humans to wiggle their ears likely had a more important job in our ...

Yale physicists have discovered a sophisticated, previously unknown set of “modes” within the human ear that put important constraints on how the ear amplifies faint sounds, tolerates noisy blasts, ...

Evolution is a master recycler. It often uses old structures (or ancient genes) for new jobs. The mammalian ear is a perfect example. Over the eons, the jawbones of our fish ancestors became three ...

The outer ear is unique to mammals, but its evolutionary origin has remained a mystery. According to a study published in Nature from the USC Stem Cell lab of Gage Crump, this intricate coil of ...

The outer ear is unique to mammals, but its evolutionary origin has remained a mystery. According to a new study published in Nature from the USC Stem Cell lab of Gage Crump, this intricate coil of ...