Humans have a distinctive hand anatomy that allows them to make and use tools. Apes and other nonhuman primates do not have these distinctive anatomical features in their hands, and the point in time at which these features ...
Archaeology
Dec 16, 2013
9
1
University of Utah biologists used cadaver arms to punch and slap padded dumbbells in experiments supporting a hotly debated theory that our hands evolved not only for manual dexterity, but also so males could fistfight over ...
Evolution
Oct 21, 2015
8
1837
A team of researchers from Japan, Hong Kong and Ethiopia has found a hand ax that they believe was made by a possibly direct human ancestor in what is now modern Ethiopia. In their paper published in Proceedings of the National ...
The strength required to access the high calorie content of bone marrow may have played a key role in the evolution of the human hand and explain why primates hands are not like ours, research at the University of Kent has ...
Archaeology
Jul 11, 2018
6
1148
(Phys.org)—Men whacked punching bags for a University of Utah study that suggests human hands evolved not only for the manual dexterity needed to use tools, play a violin or paint a work of art, but so men could make fists ...
Other
Dec 19, 2012
17
0
(Phys.org)—A small team of researchers from several institutions in France, studying 6000 year-old skeletal remains found in a pit in eastern France is reporting that the remains included a bottom layer of just arm bones ...
The versatile hand of Australopithecus sediba makes a better candidate for an early tool-making hominin than the hand of Homo habilis.
Archaeology
Sep 8, 2011
3
2
The hand skeletons of women workers from the early days of industrialization reflect the diverse and unstable manual activities of their everyday lives.
Archaeology
Nov 2, 2022
0
69
It may not have quite have the same wow factor as a skull, but the discovery of a pinkie bone that is more than 1.8 million years old may help us solve the puzzle of stone-tool use among our early ancestors. The bone, which ...
Archaeology
Aug 19, 2015
0
22
Capturing hand and finger movements within milliseconds is becoming increasingly important for many applications, from virtual reality to human-machine interaction and Industry 4.0. So far, its enormous technical demands ...
Engineering
Jun 11, 2018
0
3
