Imagine a world where medical devices such as pacemakers could be implanted into the body, without the need for traditional batteries and cables and powered simply by body fluids. Well, it might not be as far away as you think. There have been some exciting and fascinating developments recently. Researchers have started to utilise a unique property of some materials, known as piezoelectricity, to generate electricity from kinetic energy….the same technology that is used in ‘wind-up torches’ to convert kinetic energy to electricity. Read more about this fascinating topic by following this link.