Archive for the ‘evolution’ category: Page 20
Jan 6, 2024
Horizontal gene transfer facilitates the molecular reverse-evolution of antibiotic sensitivity in experimental populations of H. pylori
Posted by Dan Breeden in categories: biotech/medical, evolution
The authors evolved antibiotic-resistant Helicobacter pylori in the absence of antibiotics and presence of DNA from antibiotic-sensitive strains. Horizontal gene transfer mediated the molecular reverse evolution of the antibiotic-resistance gene to the antibiotic-sensitive allele, and the authors used theoretical modelling to determine the evolutionary conditions that promote reverse evolution.
Jan 6, 2024
Evolution May Not Be As Random As Previously Thought
Posted by Dan Breeden in category: evolution
New research challenges the long-held idea that evolution is always random, and could have massive implications for addressing real-world issues.
Jan 5, 2024
Magnetic Mystique: A Deeper Look at Massive Star Systems
Posted by Saúl Morales Rodriguéz in categories: cosmology, evolution, physics
A new study reveals that magnetic fields are common in star systems with large blue stars, challenging prior beliefs and providing insights into the evolution and explosive nature of these massive stars.
Astronomers from the Leibniz Institute for Astrophysics Potsdam (AIP), the European Southern Observatory (ESO), and the MIT Kavli Institute and Department of Physics have discovered that magnetic fields in multiple star systems with at least one giant, hot blue star, are much more common than previously thought by scientists. The results significantly improve the understanding of massive stars and their role as progenitors of supernova explosions.
Characteristics of O-type Stars.
Jan 4, 2024
Identifying Talent In Business, Sports, And Education
Posted by Gemechu Taye in categories: business, education, evolution
A new paper published in Frontiers in Psychology: Performance Science led by Andy Parra-Martinez at the University of Arkansas “describes the general status, trends, and evolution of research on talent identification across multiple fields globally over the last 80 years,” by drawing from the Scopus and Web of Science databases and conducting a bibliometric analysis of 2,502 documents.
Bibliometric analysis is a way of understanding the structure and citation patterns of research around a given topic, in this case, talent identification research.
Talent identification research is concentrated in business, sports, and education
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Dec 31, 2023
Riddhi Jain Pitliya on evolution and intelligence
Posted by Dan Breeden in category: evolution
Dec 30, 2023
17 Marta Halina — Resource constraints and the evolution of cognition
Posted by Dan Breeden in categories: biological, evolution, neuroscience
UCLA department of integrative biology and physiologyluskin endowment for leadership symposiumpushing the boundaries: neuroscience, cognition, and lifemarta…
Dec 30, 2023
Scientists Propose New Explanation for “Impossible” Gamma-Ray Burst
Posted by Saúl Morales Rodriguéz in categories: cosmology, evolution, physics
In 2022, scientists from Northwestern University presented novel observational data indicating that long gamma-ray bursts (GRBs) might originate from the collision of a neutron star with another dense celestial body, such as another neutron star or a black hole — a finding that was previously believed to be impossible.
Now, another Northwestern team offers a potential explanation for what generated the unprecedented and incredibly luminous burst of light.
Continue reading “Scientists Propose New Explanation for ‘Impossible’ Gamma-Ray Burst” »
Dec 30, 2023
What Will Humans Look Like in 1 Million Years?
Posted by Shubham Ghosh Roy in categories: evolution, futurism
Go to https://sponsr.is/cs_whatif and use code WHATIFSHOW to save 25% off today. Thanks to Curiosity Stream for sponsoring today’s video.
One thousand years into the future, humans might look like this.
Continue reading “What Will Humans Look Like in 1 Million Years?” »
Dec 29, 2023
Michael Levin | Evolution, Basal Cognition and Regenerative Medicine
Posted by Dan Breeden in categories: biotech/medical, evolution, life extension
Talk kindly contributed by Michael Levin in SEMF’s 2023 Interdisciplinary Summer School: https://semf.org.es/school2023/sessions.html#S1TALK ABSTRACTEach of u…