In 2018, a small fragment of a shark tooth was pulled from a 13-year-old boy’s leg after he was bitten by a shark off the coast of New York. Across the world in Australia, scientists used sterile ...

Some scientists at the Catholic University of Leuven have semi-succesfully accomplished an interesting feat—embedding ID information in human teeth. The ID tags would be used to store personal ...

The researchers' identification method relies on isotopic differences in oxygen atoms found in tooth enamel. Most oxygen atoms have eight protons, neutrons, and electrons, but a small percentage have ...