Austrian researchers say they've found the first known example of tool use by cattle, courtesy of a Swiss-Brown cow named ...

A pet cow named Veronika can scratch her own back with a broom — the first scientifically documented case of tool use in cows ...

Young chimpanzees are remarkably innovative, inventing tools and improving on ones that adults use—and this technical know-how could hold the key to better appreciating the role of children in the ...