Did the first cells evolve in soda lakes?
Soda lakes, which are dominated by dissolved sodium and carbonate species, could have provided the right conditions for the first cells, according to a new study published in PNAS Nexus.
Soda lakes, which are dominated by dissolved sodium and carbonate species, could have provided the right conditions for the first cells, according to a new study published in PNAS Nexus.
Evolution
Mar 20, 2024
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164
As we age, our hematopoietic (blood-forming) stem cells (HSCs) become less able to produce new red and white blood cells and other vital blood components—contributing to chronic inflammation and accelerating the onset of ...
Cell & Microbiology
Mar 11, 2024
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40
The nutritional value of meat must be considered when comparing carbon footprints—that is the key message from a recent study undertaken by Hybu Cig Cymru—Meat Promotion Wales (HCC), Bangor University, Queen's University, ...
Ecology
Mar 8, 2024
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1
Over the next 25 years, reduced intake of marine food resources due to climate change will likely have a negative impact on the cardiovascular health of First Nations on Canada's Pacific coast, a new study suggests.
Ecology
Feb 29, 2024
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19
Roughly 4 billion years ago, Earth was developing conditions suitable for life. Origin-of-life scientists often wonder if the type of chemistry found on the early Earth was similar to what life requires today. They know that ...
Biochemistry
Feb 29, 2024
14
4497
Although you may never have heard of the cytochrome P450 superfamily of enzymes, these proteins play diverse and critical roles in humans through the metabolic processing of drugs, pesticides, fatty acids, fat-soluble vitamins, ...
Biochemistry
Feb 27, 2024
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65
Scientists have developed a water-soluble, non-toxic fluorescent spray that makes fingerprints visible in just a few seconds, making forensic investigations safer, easier and quicker.
Analytical Chemistry
Feb 26, 2024
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925
You may not have heard of hydrogen sulfide, but I bet you'd recognize the smell. Hydrogen sulfide is the gas responsible for the rotten-egg odor that you come across near stagnant water and in drains. This gas is also highly ...
Cell & Microbiology
Feb 16, 2024
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1
In Norway it is currently prohibited to provide animals with feed derived from the same animals' own "value chain." But this legislation is not based on science.
Agriculture
Feb 14, 2024
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30
Living organisms often create what is needed for life from scratch. For humans, this process means the creation of most essential compounds needed to survive. But not every living thing has this capability, such as the parasite ...
Cell & Microbiology
Feb 13, 2024
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91