Domestic cats (Felis catus) develop the same patterns of brain shrinkage and neurological decline as aging humans, and scientists think that makes them an ideal window into dementia and aging.

The post Domestic Cats Age Like Humans, New Study Shows appeared first on Sci.News: Breaking Science News.

Pendant quinze ans, les Denisoviens n'ont eu ni visage ni contour. Juste de l'ADN extrait d'un fragment d'os sibérien grand comme un ongle. En 2025, un crâne exceptionnel découvert en Chine a tout changé. Homo longi, surnommé l'Homme dragon, donne enfin un visage à ce groupe humain fantôme. 

New research from the University of Oxford and the University of Reading suggests bipedalism and expanding brain size helped drive the overwhelming dominance of right-handedness in humans.

The post Upright Walking and Larger Brains May Explain Why 90% of Humans Favor Their Right Hand appeared first on Sci.News: Breaking Science News.