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Permian-Triassic extinction event
The Permian-Triassic (P-T or PT) extinction event, sometimes informally called the Great Dying, was an extinction event that occurred approximately 251.0 million years ago (mya), forming the boundary between the Permian and Triassic geologic periods.
Note: The above text is excerpted from the Wikipedia article "Permian-Triassic extinction event", which has been released under the GNU Free Documentation License.
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Plants & Animals News
January 14, 2025
Jan. 13, 2025 — Scientists have succeeded in controlling the structure and function of biological membranes with the help of 'DNA origami'. The system they developed may facilitate the transportation of large therapeutic loads into cells. This opens up a new way ...
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Jan. 1, 2025 — A research team has clarified a mechanism of how retrotransposons, genetic elements that can 'jump around' chromosomes and are known drivers of evolution, preferentially insert in the ...
Dec. 17, 2024 — Scientists have discovered the oldest known animal with saber teeth: a predator that lived 270 million years ago. This animal, from before the age of the dinosaurs, was a dog-like creature that was related to the ancestors of ...
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Jan. 13, 2025 — A new study found no changes in opioid outcomes among the general population with the states' passage of medical and recreational marijuana laws. However, the findings also show decreases in opioid ...
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Jan. 14, 2025 — Researchers have developed a gene-editing treatment for prion disease that extends lifespan by about 50 percent in a mouse model of the fatal neurodegenerative condition. The treatment, which uses ...
Jan. 14, 2025 — Using 22 years of LEMIS data, a recent study explores the dimensions of wildlife trade and obtain one of the most comprehensive overviews to date. The study reveals striking findings: between 2000 ...
Jan. 14, 2025 — Scientists have developed a new strategy to enhance pharmaceutical production in Chinese hamster ovary (CHO) cells, which are commonly used to ...
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Jan. 14, 2025 — Researchers have proposed that some wild plant species possess certain attributes which make them more suitable for human cultivation than ...
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