The microscope that can see a flea’s beating heart

“The best of the UK’s cutting-edge science, engineering and technology are on display at London’s Southbank Centre as the Royal Society opens its summer science festival. One of the exhibits on display is a giant lens microscope which allows scientists to examine specimens at multiple levels of focus. It can show the crusty skin of a water flea, then zoom in to its beating heart and swivelling eye, and then deeper still to individual cells.” More…