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Grooves on ancient human teeth came from ordinary wear, not tooth-picking, a new study finds

For decades, paleoanthropologists pointed to tiny grooves between ancient hominin teeth as proof that early humans and ...
Nature

Study casts doubt on brain grooves’ reliability in evolution research

Paleoanthropologists can trace human evolution through fossilised bones and impressions to learn about how our ancestors looked, lived and to where they travelled. Brains do not fossilise, so ...