Mickey's Rival sees the debut of Mortimer Mouse, who would resurface as a recurring ... the default image of a mad scientist.

With millions of mice and rats in US labs alone, scientists can learn a lot of information from their scurrying test subjects ...

At 5 months old, babies can see several feet in front of them and are much more able to focus on particular objects, according to KidsHealth.org. They are learning to enjoy complex patterns and color ...

A cartoon cat, sick of the annoying mouse living in his home, devises a plot to take him out with a trap loaded with cheese. The mouse, wise to his plan, safely removes the snack and saunters away ...

A cartoon cat, sick of the annoying mouse living in his home, devises a plot to take him out with a trap loaded with cheese. The mouse, wise to his plan, safely removes the snack and saunters away ...