This landscape of blue, red, and gold is a cross section through a developing human bone. Human bones have a hard outer layer made of condensed bone and a softer inner core of spongy bone. This ...

Bethesda, MD. (July 12, 2006) – Mice receiving just one therapeutic dose of radiation lost up to 39% of the spongy portion of their inner bone, reducing the inner bone’s weight bearing connections by ...

Woodpeckers’ skulls aren’t built to absorb shock, but rather to deliver a harder and more efficient hit into wood. Woodpeckers hammer their beaks onto tree trunks to communicate, to look for food or ...