Enamel is the hardest substance in your body. It’s a crystalline fortress protecting your teeth. But it has a fatal flaw: it ...

Despite their hard, rigid structure, teeth are not classified as bones. They are distinct entities primarily composed of ...

Researchers from King’s College London have developed a toothpaste using keratin, a protein found in hair and wool, that ...

Almost 2 million years ago, a young ancient human died beside a spring near a lake in what is now Tanzania, in eastern Africa ...

"Once damaged, these hairs never grow back. You have around 3,500, and that is all you'll have throughout your entire life...

Experts have been puzzled by recently discovered fossils from the hand of an extinct human relative, Paranthropus boisei.

Calcium supports bone density, muscle function, and nerve health, while vitamin D and magnesium enhance its absorption and ...

Lead is a powerful neurotoxin that disrupts the growth and function of both brain and body. There is no safe level of lead exposure, and even the smallest traces can impair memory, learning and ...

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” ...

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Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. As Halloween draws near, images of burials gone wrong can easily ...

When you read about something or see it on TV, the (lack of) context might leave you guessing — or even worse, misinterpreting — the details. Luckily, r/HumanForScale solves that problem. Every ...