But like many hackers, [Brent] wanted to quantify the activity of his cat, and this instrumented cat exercise wheel was the result. To pull this off, [Brent] used what he had on hand, which was an ...

Of those choices, one was an exercise wheel and another was either empty or contained a 'highly palatable food' in the form ...

But a new study suggests that the rodents enjoy running and when wild mice come across an exercise wheel they do exactly the same thing voluntarily. A group of scientists set up wheels in the wild ...