As butterflies flit among flowers, they don't all view blossoms the same way. In a phenomenon called sexually dimorphic vision, females of some butterfly species perceive ultraviolet color while the males see light and dark. ...
Plants & Animals
Aug 10, 2023
0
502
Pushing into a new chapter of technologically advanced biological sensors, scientists from the University of California San Diego and their colleagues in Australia have engineered bacteria that can detect the presence of ...
Biotechnology
Aug 10, 2023
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98
A new analysis shows that infectious bacteria exposed to the antibiotic albicidin rapidly develop up to a 1,000-fold increase in resistance via a gene amplification mechanism. Mareike Saathoff of Freie Universität Berlin, ...
Cell & Microbiology
Aug 10, 2023
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11
Double fertilization is a complex mechanism in flowering plants, wherein two sperm cells fuse with the embryo sac. To achieve this, pollens released from anthers must interact with the plant's stigma, hydrate, and germinate ...
Molecular & Computational biology
Aug 10, 2023
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1
Northwestern Medicine investigators have discovered that mitochondria regulate essential cellular signaling for the development of epithelial cells in the lungs, cells which are crucial for the exchange of oxygen and carbon ...
Cell & Microbiology
Aug 10, 2023
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4
A first-of-its-kind analysis of historical DNA ties tens of thousands of living people to enslaved and free African Americans who labored at an iron forge in Maryland known as Catoctin Furnace soon after the founding of the ...
Biotechnology
Aug 3, 2023
0
93
Employing state-of-the-art numerical simulations, a study led by scientists at the Leibniz Institute for Astrophysics Potsdam (AIP) has obtained the first systematic characterization of the properties of stellar winds in ...
Astronomy
Aug 3, 2023
0
204
Owing to human activities and climate change, many animal species have invaded new habitats. Such biological invasion comes with devastating impacts on the local biodiversity and ecosystems. The red swamp crayfish—known ...
Plants & Animals
Aug 2, 2023
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1
As part of an international team, St Petersburg University biologists have for the first time described the genome of the Baikal seal or nerpa, the only mammal inhabiting Lake Baikal. The research is published in the journal ...
Plants & Animals
Aug 2, 2023
0
4
Multidrug-resistant bacterial infections are one of the most pressing issues in medicine, a situation that is only expected to worsen in the coming decades. The problem is being addressed not only by developing new antibiotics ...
Molecular & Computational biology
Aug 2, 2023
0
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