These findings were artificial in the sense that the prompting signal was experimentally administered; nonetheless, they were significant in showing that a chicken's jaw could produce teeth if ...

The most primitive hominid yet found, this species has more chimpanzee-like features than any other human ancestor ... as well as a jaw and large teeth that were well adapted to chewing.

CHIEF SPECIMENS: cranium, jaw fragments, teeth found in western Chad, 2001 WHEN LIVED (est., in years ago): 7.6—6 million BRAIN SIZE (est., in cu cm): 360-370 (slightly smaller than a male chimp ...

Dean, M. C. Tooth microstructure tracks the pace of human life-history evolution. Proceedings of the Royal Society B 273, 2799-2808 (2006). Dean M. C. & Smith, B. H. "Growth and development in the ...

The teeth of an Irishman who lived 4,000 years ago have given "unprecedented" insight into the evolution of the human diet. They were among skeletal remains excavated from a limestone cave at ...

Many primates have wisdom teeth to grind down their fibrous food, yet ours appear to be getting crowded out as the human jaw gets smaller with a soft diet. However sometimes evolution finds a good ...

A fossilized jaw bone has pushed the evolutionary timeline of mammals by a jaw-dropping 17 million years, say scientists. The animal classification that would eventually spawn the human race was ...

Scientists are raising concerns that the rise in ultra-processed foods (UPFs) may contribute to changes in jaw development, a ...

They say the specimen captures a key moment in the evolution ... human heart The Gogo fish is the first of a class of prehistoric fish called placoderms. These were the first fish to have jaws and ...