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'Toothpick grooves' in ancient fossil human teeth may not be from toothpicks after all

For decades, small grooves on ancient human teeth were thought to be evidence of deliberate tool use—people cleaning their teeth with sticks or fibers, or easing gum pain with makeshift "toothpicks." ...
NPR

That zing in your teeth from a cold treat? Blame this ancient armored fish

Yara Haridy, an evolutionary biologist at the University of Chicago, likes to stun people by telling them that our skeletons evolved from a jawless fish. "Much of what we have today has been around ...
MIT Technology Review

Humanlike “teeth” have been grown in mini pigs

The toothlike structures represent a step toward bioengineered replacements for dental implants, say researchers behind the work. Lose an adult tooth, and you’re left with limited options that ...
The Conversation

‘Toothpick grooves’ in ancient fossil human teeth may not be from toothpicks after all

Ian Towle receives funding from the Australian Research Council (ARC DP240101081). Luca Fiorenza receives funding from the Australian Research Council (ARC DP240101081). For decades, small grooves on ...