Six, 12, and 18. These are the ages that most people get their three adult molars or large chewing teeth towards the back of the mouth. These teeth come in at a much later age than they do in our closest living relative, ...
Evolution
Oct 6, 2021
0
314
(Phys.org)—Researchers at Penn State University have developed a chemical model that mimics a possible step in the formation of cellular life on Earth four-billion years ago. Using large "macromolecules" called polymers, ...
Cell & Microbiology
Oct 14, 2012
1
0
In a development which could reveal the links between modern humans and their prehistoric cousins, scientists said Thursday they have mapped a first draft of the Neanderthal genome. Researchers used DNA fragments extracted ...
Feb 12, 2009
1
5
In a study published in Science Advances, researchers led by Prof. Zhu Maoyan from the Nanjing Institute of Geology and Palaeontology of the Chinese Academy of Sciences have reported their recent discovery of 1.63-billion-year-old ...
Cell & Microbiology
Jan 24, 2024
0
500
Microfossils from Western Australia may capture a jump in the complexity of life that coincided with the rise of oxygen in Earth's atmosphere and oceans, according to an international team of scientists.
Evolution
Nov 7, 2023
0
225
Modern humans left Africa some 60,000 years ago in the event known as "Out-of-Africa." In Asia, they coincided with the Denisovans, and that encounter may have led to confrontations and collaborations, but also various crossbreeding. ...
Evolution
Oct 30, 2023
1
366
Scientists have discovered a simple and reliable test for signs of past or present life on other planets—"the holy grail of astrobiology."
Astrobiology
Sep 25, 2023
1
2695
Research led by the University of Birmingham has found that hazardous chemicals commonly encountered in aerosols, such as those produced by cooking and cleaning, can be "protected" in 3D structures formed by surfactants, ...
Analytical Chemistry
Sep 12, 2023
0
46
An international research study led by the University of Vienna (Austria) and the Institute of Evolutionary Biology (IBE) in Barcelona (Spain), recently published in the journal Nature Ecology and Evolution, provides a better ...
Evolution
Jul 28, 2023
0
116
Billions of years ago, Earth was a different place. Intense volcanism, meteorite impacts, and toxic gases like methane made it hostile to modern life. Most notably, it lacked the oxygen-rich environment that makes our planet ...
Ecology
Jun 26, 2023
1
43
