Last year, University of Pennsylvania researchers Alexander J. Stewart and Joshua B. Plotkin published a mathematical explanation for why cooperation and generosity have evolved in nature. Using the classical game theory ...
Evolution
Nov 24, 2014
14
0
University of Pennsylvania researchers have made strides toward a new method of gene sequencing a strand of DNA's bases are read as they are threaded through a nanoscopic hole.
Bio & Medicine
Aug 18, 2015
0
30
If you've ever pressed a picture-hanging strip onto the wall only to realize it's slightly off-center, you know the disappointment behind adhesion as we typically experience it: it may be strong, but it's mostly irreversible. ...
Materials Science
Jun 17, 2019
1
359
A new paper by researchers at Penn's School of Social Policy & Practice (SP2) and Penn's Annenberg School for Communication offers recommendations to ensure the ethical use of artificial intelligence resources such as ChatGPT ...
Social Sciences
Aug 17, 2023
0
3
The words people use on social media can reveal hidden meaning to those who know where to look.
Computer Sciences
Sep 29, 2015
0
1164
It has been a well-worn postmortem of the 2016 presidential election: the white working class, having faced job losses and stagnant wages under President Obama, voted with their pocketbooks when they chose Donald Trump.
Social Sciences
Apr 23, 2018
17
1334
When organizations turn a blind eye to sexual harassment in the workplace, how many people need to take a stand before the behavior is no longer seen as normal?
Social Sciences
Jun 7, 2018
4
962
Already used in computers and MRI machines, superconductors—materials that can transmit electricity without resistance—hold promise for the development of even more advanced technologies, like hover trains and quantum ...
Superconductivity
Nov 7, 2022
0
100
Research from the University of Pennsylvania could shed light on the distribution of one of the most mysterious substances in the universe.
Astronomy
Apr 17, 2017
38
704
An ancient sink hole in eastern Tennessee holds the clues to an important transitional time in the evolutionary history of snakes. Among the fossilized creatures found there, according to a new paper co-authored by a University ...
Plants & Animals
May 12, 2017
0
597
