In the early 2000s, a new set of data revised the chemical abundances at the surface of the sun, contradicting the values predicted by the standard models used by astrophysicists. Often challenged, these new abundances made it through several new analyses. As they seemed to prove correct, it was thus up to the solar models to adapt, especially since they serve as a reference for the study of stars in general. A team of astronomers from the University of Geneva, Switzerland (UNIGE) in collaboration with the Université de Liège, has developed a new theoretical model that solves part of the problem: considering the sun's rotation, that varied through time, and the magnetic fields it generates, they have been able to explain the chemical structure of the sun. The results of this study are published in Nature Astronomy.
source https://www.lifetechnology.com/blogs/life-technology-science-news/new-theoretical-model-accounts-for-suns-rotation-and-magnetic-field
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Tuesday, 31 May 2022
New artificial enzyme breaks down tough, woody lignin: Study shows promise for developing a new renewable energy source
A new artificial enzyme has shown it can chew through lignin, the tough polymer that helps woody plants hold their shape. Lignin also stores tremendous potential for renewable energy and materials.
source https://www.lifetechnology.com/blogs/life-technology-science-news/new-artificial-enzyme-breaks-down-tough-woody-lignin-study-shows-promise-for-developing-a-new-renewable-energy-source
source https://www.lifetechnology.com/blogs/life-technology-science-news/new-artificial-enzyme-breaks-down-tough-woody-lignin-study-shows-promise-for-developing-a-new-renewable-energy-source
Big tobacco's environmental impact is 'devastating': WHO
The tobacco industry is a far greater threat than many realise as it is one of the world's biggest polluters, from leaving mountains of waste to driving global warming, the WHO charged Tuesday.
source https://www.lifetechnology.com/blogs/life-technology-science-news/big-tobaccos-environmental-impact-is-devastating-who
source https://www.lifetechnology.com/blogs/life-technology-science-news/big-tobaccos-environmental-impact-is-devastating-who
2TK, Canada's migratory bird that fell for Uruguayan resort
The first cold winds announce the arrival of winter in Uruguay's jet setters' playground, Punta del Este.
source https://www.lifetechnology.com/blogs/life-technology-science-news/2tk-canadas-migratory-bird-that-fell-for-uruguayan-resort
source https://www.lifetechnology.com/blogs/life-technology-science-news/2tk-canadas-migratory-bird-that-fell-for-uruguayan-resort
Hurricane Agatha drenches Mexican beach resorts
Hurricane Agatha, the first of the season, lashed a string of beach resorts on Mexico's Pacific coast as it barreled ashore Monday, bringing strong winds, heavy rain and flood warnings.
source https://www.lifetechnology.com/blogs/life-technology-science-news/hurricane-agatha-drenches-mexican-beach-resorts
source https://www.lifetechnology.com/blogs/life-technology-science-news/hurricane-agatha-drenches-mexican-beach-resorts
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