While researching digestion in dogs, Ivan Pavlov noticed that the dogs began to drool as soon as they saw the white coats of the people who fed them; before they could even see or smell their food. At ...

In Ivan Pavlov’s famous experiments conditioning dogs to salivate at the sound of a bell, timing mattered. The quicker the food followed the bell, the stronger the dog’s response the next time it rang ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Russian physiologist Ivan Pavlov famously trained the canines in his experiments to salivate in response to the sound of a bell, which was a showcase of classical conditioning. These days, robotics ...