This repurposing of scraps left over from the gills of our distant ancestors ... carry many collateral vulnerabilities at the neck. While the human neck retains the basic design of our ancestors ...

In humans, calcium levels are regulated by the parathyroid glands - situated near the thyroid gland in the neck - which secrete parathyroid ... their internal calcium concentration by using their ...

Just like fish, human embryos have gill arches (bony loops in the embryo’s neck). In fish, those arches become part of the gill apparatus. But in humans, our genes steer them in a different ...

The late writer and filmmaker Nora Ephron famously felt bad about her neck. Ephron’s concern, as expressed in her best-known essay I Feel Bad About My Neck, was ageing, and the neck in ...

The early human embryo looks very similar to ... The top lip along with the jaw and palate started life as gill-like structures on your neck. Your nostrils and the middle part of your lip come ...

However, there are significant size and anatomical differences between the two species' neck structures. As BBC Earth wrote in an Instagram post on Sept. 23, 2023, “Human neck bones are half an ...