Human evolution Intelligent Design

Macaque study casts doubt on early human tool use

A wise approach going forward would be to find the tools first before making assumptions. Note the gratuitous slur at the end of the media release: “We are so used to trying to prove that humans are unique, that similarities with other primates are often neglected. Studying living primates today may offer crucial clues that have been overlooked in the past.” Sorry, bodkins. We don’t have to do anything to prove humans are unique. The fact that you are studying macaques for a journal while they wreck their teeth on sand and grit demonstrates that fact beyond reasonable doubt. And thoughtful people should be suspicious of UNreasonable doubt.

Human evolution Intelligent Design

Human-like lifespan 100,000–200,000 years ago?

Teeth from the upper jaw of a child (the Xujiayao child) of about 6 and a half, who died between 100,000-200,000 years ago were examined by X-ray: But the ancient child’s overall dental growth and development falls within the range observed among kids today, paleoanthropologist Song Xing of the Chinese Academy of Sciences in Beijing Read More…

Human evolution Intelligent Design

Researcher: Teeth are an “astonishing” source of information

Reflections on a recent study of Neanderthal children’s teeth and one other (5000 ya): Teeth are a really useful indicator of past environments. This is possible because teeth have biological rhythms, and key events get locked inside them. These faithful internal clocks run night and day, year after year, and include daily growth lines and Read More…