On Tuesday, Colossal announced that its scientists have simultaneously edited seven genes in mice embryos to create mice with long, thick, woolly hair. They nicknamed the extra-furry rodents as the ...

A genetic change that boosts a cell's aerobic capacity while also protecting it from excess stress could explain how horses became such powerful athletes, according to a new study in Science.

You are more like a mouse than you might think! Today, scientists are creating models of human genetic disease using mice, flies, worms, and other animals. But what do these models reveal about us?