As they swim around, fish leave DNA fragments behind them, for example via their skin or their excrements. Once collected and analyzed, these indicators allow scientists to determine all the species present in the environment. ...
Ecology
Dec 5, 2023
0
1
Sniffles, snorts and blows of runny noses are the hallmarks of cold and flu season—and that increase in mucus is exactly what bacteria use to mount a coordinated attack on the immune system, according to a new study from ...
Cell & Microbiology
Dec 5, 2023
1
79
Young people in Germany are less proficient in mathematics, reading and science as compared to 2018. This is revealed in a PISA study. About one-third of the 15-year-olds tested achieved only a very low level of proficiency ...
Mathematics
Dec 5, 2023
0
44
After more than 35 years of surveillance, Michigan State University researchers are exposing some of the secret workings of mobs. To be clear, these mobs are made up of spotted hyenas.
Plants & Animals
Dec 5, 2023
0
45
Educators in European science museums sometimes think rather differently about the definition of an "authentic" object. They think carefully about how they present those objects to teach visitors something or make them curious.
Education
Dec 5, 2023
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2
Self-incompatibility (SI) is a widespread intraspecific reproductive barrier in flowering plants, a system for rejecting self-pollen to prevent seed set after self-pollination. In Solanaceae, Plantaginaceae, Rosaceae, and ...
Molecular & Computational biology
Dec 5, 2023
0
1
In April 2022 a video was uploaded to YouTube in which an elderly woman greets Ukrainian soldiers waving the Soviet flag. One of the soldiers takes the flag from her and treads on it. The woman says in Russian: "My parents ...
Social Sciences
Dec 5, 2023
0
23
Kimberly Killen was an undergraduate at Wellesley College, which counts Hillary Rodham Clinton as an alumna, during the 2008 presidential election—in which Clinton was an early candidate.
Social Sciences
Dec 5, 2023
0
3
In many countries, even those with paternity leave enshrined in law, workplace culture and gendered roles in childcare remain stubbornly regressive.
Social Sciences
Dec 5, 2023
0
9
The evolution of biorefineries, shifting from sugar-based and biomass feedstocks to third-generation (3G) technologies, marks significant progress toward sustainable development. 3G biorefineries use microbial cell factories ...
Cell & Microbiology
Dec 5, 2023
0
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