humans

Ancient Humans Consumed Hard Foods Without Damaging Their Teeth

Hard plant foods may have made up a larger part of early human ancestors’...

Tooth Fossils Suggest a Simpler Evolutionary Path

While your dentist looks at your teeth for signs of decay, biologists are looking...

New Urine Test Could Diagnose Eye Disease

You might not think to look to a urine test to diagnose an eye...

New Urine Test Could Diagnose Eye Disease

“I knew from my previous experience in analyzing urine samples from liver disease patients...

Being Exposed to Bisphenol A Early May Harm Enamel

It may be best to keep children away from Bisphenol A. A new study...

Ancient Teeth Bacteria Display Evolution of Disease

Researchers recently learned a great deal of information about oral health from DNA preserved...

Study on Chimps Questions Tooth Development Research

Tooth development and weaning in chimpanzees were thought to have a correlation—until now. For...

Tooth Tattoo May Curb Gum Disease

A tooth tattoo may be what dentistry needs to defeat tooth decay. The tattoo,...

Whale Possessed Distinctly Human-Like Voice

Researchers have been able to show by acoustic analysis that whales—or at least one...

Evolution of Human Smile Recently Discovered

A particle accelerator and a long-dead fish hold the key to the history behind...