“We see Neanderthals hunting and minimally butchering deer in one area, processing elephants intensively in another, and—as ...

The shift from lizard-like sprawl to upright walking in mammals wasn’t a smooth climb up the evolutionary ladder. Instead, it ...

And the osteoclasts, cells associated with bone resorption, are red (3). Biology in the background. During mammalian growth and development, bones are formed from cartilage. However, bones have a more ...

The outer layers of the spongy bone, in red (3), are where it begins to intermingle with the connective tissue that’s starting to become ossified – that is, harder and less flexible – and that will ...

Over many years, scientists have found evidence of pneumaticity (air pockets in bones) in archosaurs, including pterosaurs and saurischian dinosaurs—but never in Alvarezsauridae, which were a ...

Biology professor awarded for her work with bone marrow transplant registry. Dr. Julianne Grose was named recipient of the 2022 Lives Award by Be the Match (Photo courtesy of Rebekah Baker) ...

“But when we tested these bones, they turned out to be much stronger than usual.” Ambrosi looked closely at the stem cells within the bones that are responsible for generating new bone and found that ...