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The
"rat race" may soon have a more
meaning. This is because scientists have been teaching rats to drive a
, purpose-built car around a
. Neuroscientist Dr Kelly Lambert from the University of Richmond in the USA has been working with the car-driving
since 2019. Speaking to the online news agency "The Conversation," she explained that the
not only learned to rev the engines of their miniature
, they seemed to "get a
out of it". She said: "Unexpectedly, we found that the rats had an intense
for their driving training, often jumping into the car and revving the 'lever engine' before their vehicles hit the
."