Fossil teeth hint at a surprisingly early start to humans’ long childhoods

Signs of temporarily delayed tooth development in the skull of an ancient Homo species youth spark debate about the origins of humanlike growth.

An extended childhood, a hallmark of human development, may have gotten off to an ancient and unusual start.genus experienced delayed, humanlike tooth development during childhood before undergoing a more chimplike dental growth spurt, a new study concludes.

Although a popular idea holds that a long childhood, slow dental development and an extended life span evolved along with brain expansion inindividuals at Dmanisi possessed only slightly larger brains than those of modern chimps. X-ray imaging allowed the researchers to estimate the extent of tooth growth at different ages during the life of theIn contrast, dental maturity in people today occurs between age 18 and 22. Chimps reach dental maturity between 11 and 13 years of age.

We have summarized this news so that you can read it quickly. If you are interested in the news, you can read the full text here. Read more:

ScienceNews /  🏆 286. in US

Tooth

Philippines Latest News, Philippines Headlines

Similar News:You can also read news stories similar to this one that we have collected from other news sources.

Enigmatic Fossil Shows First Signs Of Being Earth’s First AnimalDavid Bressan is a professional geologist and science blogger interested in how the Earth’s past influences society and daily life today. From 2011 to 2014, his geology blog was hosted by Scientific American and now, for almost one decade, by Forbes.
Read more »

Fossil Human Ancestor ‘Lucy’ Remains Pivotal 50 Years after DiscoveryHalf a century after its discovery, this iconic fossil remains central to our understanding of human origins
Read more »

The Lucy Fossil’s Extraordinary Journey to Becoming an Icon of Human EvolutionThe 3.2-million-year-old human ancestor known as Lucy rose to fame through an incredible combination of circumstances
Read more »

Texas State protest: 'Homo sex is sin,' 'women are property'Two men drew condemnation from the university after carrying the signs onto campus in the Texas Hill Country city of San Marcos.
Read more »

Jaeger-LeCoultre backs international edition of Homo Faber FellowshipTo promote the transmission of traditional skills, the Swiss watchmaker is supporting 23 emerging artisan duos participating in guided apprenticeships until March 2025.
Read more »

Discovery of 237-million-year-old fossil in Brazil shines light on early dinosaursToday's Video Headlines: 10/16/24
Read more »