Fossils from northern Yukon trace ancient hyenas

A pair of fossilized teeth found near Old Crow, Yukon, in the 1970s finally reveal the migratory trajectory of ancient hyena species that found their way into the northern tundra…

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Gut bacteria linked to fibromyalgia

Differences in the populations of bacteria that inhabit the digestive tract of people with fibromyalgia have been observed for the first time by Quebec researchers. Dr. Amir Minerbi and his…

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Pterosaur baby flew from birth

The pterosaurs (Pterosauria), flying reptiles that populated the Earth at the same time as the dinosaurs, had the ability to fly from birth, show the work of British paleontologists. According…

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A very limited loss of neurons linked to Alzheimer’s

Alzheimer’s disease is accompanied by a slight decrease in neuronal and synaptic markers, according to studies conducted by French and Canadian scientists, whose results upset the scientific consensus established for…

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study shows alcohol drinking slows brain growth in adolescent monkeys

A study of primates showed that the equivalent of four drinks a day over a one-year period had dramatic effects on brain growth in adolescence. Although it is excessive consumption,…

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