A new study of ancient, extinct fish known as placoderms provides another piece of the evolutionary puzzle about our deep ...
Live Science on MSN
7-year-old Maya child had green jade 'tooth gem,' new study finds
Archaeologists already knew that adult Maya had tooth inlays, but this is some of the first evidence that children also had ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback