Direct reciprocity facilitates cooperation in repeated social interactions. Traditional models suggest that individuals learn to adopt conditionally cooperative strategies if they have multiple encounters with their partner. ...
Mathematics
Jun 19, 2024
0
7
Medium-sized dogs have a higher risk of developing cancer than the very largest or smallest breeds, according to a UC Riverside study.
Veterinary medicine
Apr 29, 2024
0
50
Humans, Homo sapiens, have unique features compared with other closely related hominin species and primates, including the shape of the base of the skull. The evolutionary changes underlying these features were significant ...
Evolution
Apr 17, 2024
0
57
Artificial intelligence (AI) systems like ChatGPT have taken the world by storm. There isn't much in which they're not involved, from recommending the next binge-worthy TV show to helping navigate through traffic. But can ...
Molecular & Computational biology
Apr 3, 2024
0
170
Weeds have always been a significant problem for agriculture. They compete with crops for resources such as light, water and nutrients, which can result in severe yield losses.
Molecular & Computational biology
Aug 18, 2023
0
1
Orangutans are dependent on their mothers longer than any other non-human animal, nursing until they are at least six years old and living with her for up to three years more, learning how to find, choose, and process the ...
Plants & Animals
Jul 5, 2023
0
757
Since the days of Charles Darwin, evolutionary biologists have widely believed that most new species form because they've adapted to different environments—but a new University of Toronto study suggests otherwise.
Plants & Animals
Jan 3, 2023
0
101
Selfless behavior and cooperation cannot be taken for granted. Mohammad Salahshour of the Max Planck Institute for Mathematics in the Sciences (now at Max Planck Institute of Animal Behavior), has used a game theory-based ...
Mathematics
Nov 18, 2022
0
298
Cornell scientists have created an evolutionary model that connects organisms living in today's oxygen-rich atmosphere to a time, billions of years ago, when Earth's atmosphere had little oxygen—by analyzing ribonucleotide ...
Biochemistry
Oct 4, 2022
0
412
We all start from a single cell, the fertilized egg. From this cell, through a process involving cell division, cell differentiation and cell death a human being takes shape, ultimately made up of over 37 trillion cells across ...
Cell & Microbiology
Sep 15, 2022
2
145
