X-rays reveal the colors of a 3 million-year-old fossil mouse
Enlarge / A false color synchrotron X-ray image of the fossil chemistry. Blue represents calcium in the bones, green is the element zinc, which has been shown to be important…
Enlarge / A false color synchrotron X-ray image of the fossil chemistry. Blue represents calcium in the bones, green is the element zinc, which has been shown to be important…