A small bone found 30 years ago at Dinosaur Cove in southeastern Australia could turn what we know about the evolution of echidnas and platypuses on its head.

Illuminated by a strong light positioned nearly parallel to the surface of the bone, the V-shaped lines were clearly there on the fossil. There was no mistaking what they meant. She’d seen them ...

Below, we’ll take an in-depth look at 11 examples of animals with no bones, some interesting facts about them, and why they’re so incredible. Collectively known as gastropods, the first animals with ...

Or you may have a new cast. Your healthcare provider will likely schedule outpatient visits to ensure the bone heals properly. For example, depending on where the K-wire was placed, a provider may ...

Experts said that vitamin D was essential for bone health, and its deficiency was linked to severe skeletal disorders such as rickets in children and osteomalacia (a metabolic bone disorder ...

the U.S. and China has unearthed the first known example of a fossilized Alvarezsauridae skeleton with evidence of air pockets in its bones. In their paper published in the open-access journal ...

However, there’s growing concern that in the process of shedding pounds, you’re also losing bone and muscle mass…tissues the peri- and postmenopausal community can’t afford to lose. “Muscle and bone ...

A 2024 Review highlighted another important bone-related paradox in obesity: although weight-loss interventions, such as dietary changes, pharmacotherapy, and metabolic surgery, can improve ...

The nasal bones are two wedged-shaped bones that make up the bridge of your nose. They come together at a rigid fibrous joint, forming the thickest part of the nose. Trauma to the face often involves ...

The patella, the largest sesamoid bone in the body, is a rare site for tumors, whether primary or metastatic (1). While bone tumors frequently occur around the knee, primary tumors of the patella are ...

Recent studies have identified several MSC tissue reservoirs including in adipose tissue, bone marrow, cartilage, periosteum, and muscle. MSCs isolated from these discrete tissue niches exhibit ...