Materials having excess electrons are typically conductors. However, moiré patterns—interference patterns that typically arise when one object with a repetitive pattern is placed over another with a similar pattern—can ...
General Physics
Feb 15, 2021
0
29
Most people have heard the famous phrase "the enemy of my enemy is my friend." Now, Northwestern University researchers have used statistical physics to confirm the theory that underlies this famous axiom. The study, "Proper ...
Mathematics
May 3, 2024
0
187
As the planet gets hotter, animal and plant species around the world will be faced with new, potentially unpredictable living conditions, which could alter ecosystems in unprecedented ways.
Plants & Animals
Nov 14, 2023
0
19
A research team has developed a reversible, water-based glue that has good adhesion in the neutral pH range, but can be detached again in strongly acidic or alkaline environments. As the team writes in the journal Angewandte ...
Polymers
Nov 13, 2023
0
26
As long as humans have existed, they've killed animals. But the necessity of some types of animal killing are now questioned by many. So can humans ever stop killing animals entirely? And if not, what's the best way forward?
Ecology
Jul 10, 2023
1
151
Many animals recognize the voices of members of their own species, and some can even recognize those of other species, such as humans. But it turns out a few animals, such as gorillas, can not only recognize familiar voices ...
Plants & Animals
Oct 12, 2021
1
626
An antibiotic called thanatin attacks the way the outer membrane of Gram-negative bacteria is built. Researchers at the University of Zurich have now found that this happens through a previously unknown mechanism. Thanatin, ...
Biochemistry
Nov 15, 2018
0
245
The human gut is teeming with microbes, each interacting with one another in a mind-boggling network of positive and negative exchanges. Some produce substances that serve as food for other microbes, while others produce ...
Cell & Microbiology
Jun 22, 2018
0
112
(Phys.org) —What do all Twitter users want? Followers – and lots of them. But unless you're a celebrity, it can be difficult to build your Twitter audience (and even some celebs have trouble). Looking at a half-million ...
Internet
May 2, 2013
0
0
Researchers at UCL (University College London) and Harvard University have found that we punish cheats only when they end up better off than us, in a study that challenges the notion that punishment is motivated by revenge.
Social Sciences
Jul 17, 2012
1
0
