In this fun talk delivered at the Royal Institution, researcher and science communicator Suzie Sheehy talks about the science of particle accelerators. The talk starts with a general introduction to particle accelerators and different types of accelerating elementary particles. Later on, we are introduced to different applications of accelerators in science. And last but not least, 5 things that one should never do with an accelerator are presented. For more high quality videos check out the links below.