Some small changes can make a cat hunt less prey.
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They likely originated in Venice.
Is this what causes 'COVID brain'?
The sound of a lost culture.
Minibrains contain an ancient version of a gene that influences brain development. They are also smaller and have more grooves than those that express only genes from modern humans.
Strains capable of evading immunity are encouraging vaccine manufacturers to consider redesigning their shots.
The Tianwen-1 probe, the first that the Asian giant has sent to Mars, will help study the geology and soil characteristics of the red planet, and will also search for water and ice.