1 January 1970
Posted by: Richard Scrase
A genetic study of living and the ancient remains of polar and brown bears has revealed that they interbred during the last ice age and that modern polar bears are descended on the female side from brown bears that lived in Ireland.
A global effort announced recently could lead to the ultimate mouse model of human disease. The International Mouse Phenotyping Consortium (IMPC) aims to explain and share the functions of genes in mice.
Animals have been used to understand the inner workings of the brain since the very beginnings of neuroscience.