Published On Jun 21, 2017
We might think of Tesla cars when we think of electric motors, but the first electric motors were invented long ago.
Subscribe to Earth Science for more fascinating science videos - http://bit.ly/SubscribeToEarthLab
All the best Earth Science videos http://bit.ly/EarthLabOriginals
Best of BBC Earth videos http://bit.ly/TheBestOfBBCEarthVideos
Here at BBC Earth Science we answer all your curious questions about science in the world around you. If there’s a question you have that we haven’t yet answered or an experiment you’d like us to try let us know in the comments on any of our videos and it could be answered by one of our Earth Science experts.