Mexico finds 8 sacrificial victims at Gulf coast pyramid

Archaeologists in Mexico said Wednesday they have found 13 buried sets of human remains, eight of which appear to be young men who were apparently decapitated as part of a ceremony to consecrate a temple.

Shark from the Jurassic period was already highly evolved

Cartilaginous fish have changed much more in the course of their evolutionary history than previously believed. Evidence for this thesis has been provided by new fossils of a ray-like shark, Protospinax annectans, which demonstrate ...

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