On quiet nights across large swaths of the African bush, you may hear a series of whooping calls in the distance. This unique sound is the long-distance vocalization used by spotted hyenas (Crocuta crocuta) to communicate ...
Plants & Animals
Jan 16, 2023
0
34
South Africa's agriculture remains an important sector of the economy and holds great potential to reduce poverty. It's also central to the political economy of the country, as evident in the governing African National Congress's ...
Economics & Business
Jan 16, 2023
0
6
An eastern fence lizard basking in the sun feels a small red ant walk over its back. Not hungry, it ignores the insect. Soon there are lots of ants crawling up its legs, biting the scales that usually protect it and inserting ...
Evolution
Jan 16, 2023
0
31
Supply chain disruptions during COVID-19 brought to light how interdependent nations are when it comes to manufacturing. The inability of the U.S. to produce such needed goods as test kits and personal protective equipment ...
Economics & Business
Jan 16, 2023
0
31
When searching for catalysts for the energy transition, materials consisting of at least five elements are considered highly promising. But there are theoretically millions of them—how do we identify the most powerful one?
Analytical Chemistry
Jan 16, 2023
0
68
The hospital pathogen Pseudomonas aeruginosa requires the sugar-binding proteins LecA and LecB to form biofilms as well as to attach to and penetrate host cells. These so-called lectins are therefore suitable targets for ...
Biochemistry
Jan 16, 2023
0
37
A new study from a team at the University of Lausanne, Switzerland, explores the use of touchscreen devices in experiments conducted on wild primates, with the aim of reducing the need for captive animals.
Ecology
Jan 16, 2023
0
41
When we ask others to do us a favor, we often judge their helpfulness by the length of the pauses before their answers. Researchers led by Theresa Matzinger from the University of Vienna have now been able to show that these ...
Social Sciences
Jan 16, 2023
0
1
According to a recent study published in Advanced Science, scientists have successfully improved the specific capacity of Na3V2(PO4)3 (NVP), a new electrode material. They also found its relatively exotic extrinsic pseudocapacitance ...
Analytical Chemistry
Jan 16, 2023
0
9
University of Otago researchers have described a new species of New Zealand gecko, the identification of which was made possible by using a cutting-edge technique on ancient DNA .
Plants & Animals
Jan 16, 2023
0
13
