Capuchin monkeys (Sapajus spp.) are among only a few primates that use tools in day-to-day activities. In the Cerrado and Caatinga, they use stones as hammers and anvils to crack open cashew nuts, seed pods of Hymenaea courbaril ...
Plants & Animals
Nov 18, 2022
0
246
An international team of astrophysicists has made a puzzling discovery while analyzing certain star clusters. The finding challenges Newton's laws of gravity, the researchers write in their publication. Instead, the observations ...
Astronomy
Oct 26, 2022
22
2023
In the evolutionary arms race between rattlesnakes and their prey, rodents, birds and other reptiles develop resistance to the snakes' deadly venom to survive. But new research led by the University of Colorado Boulder and ...
Evolution
Jul 18, 2022
0
81
Archaeological discoveries made on the outskirts of Canterbury, Kent (England) confirm the presence of early humans in southern Britain between 560,000 and 620,000 years ago, making it one of the earliest known Paleolithic ...
Archaeology
Jun 22, 2022
0
730
Archaeologists have found that a tool, dubbed the "stone Swiss Army knife" of prehistory, was made to look the same in enormous numbers across great distances and multiple biomes in southern Africa. This indicates early humans ...
Archaeology
Jun 9, 2022
0
382
Evidence arguing for a "whiff of oxygen" before the Earth's Great Oxygenation Event 2.3 billion years ago are chemical signatures that were probably introduced at a much later time, according to research published in Science ...
Earth Sciences
Jan 5, 2022
2
605
A team of physicists has discovered how DNA molecules self-organize into adhesive patches between particles in response to assembly instructions. Its findings offer a "proof of concept" for an innovative way to produce materials ...
General Physics
Nov 1, 2021
0
3806
A new study led by Arizona State University paleoanthropologist Curtis Marean and ASU doctoral graduate Emily Hallett details more than 60 tools made of bone and one tool made from the tooth of a cetacean, which includes ...
Archaeology
Sep 16, 2021
1
450
What makes humans unique? Scientists have taken another step toward solving an enduring mystery with a new tool that may allow for more precise comparisons between the DNA of modern humans and that of our extinct ancestors.
Biotechnology
Jul 16, 2021
22
6607
Australian scientists have compared an ancient Greek technique of memorizing data to an even older technique from Aboriginal culture, using students in a rural medical school.
Archaeology
May 18, 2021
2
3898
