Science Club explores how powerful, affordable technology is ushering in a new era of DIY science that everyone can get involved in. Science journalist Alok Jha is in California to see how citizen science is being used to save lives in the early detection of earthquakes. Dr Helen Czerski goes to Brazil and discovers an ingenious innovation - in an attempt to eradicate a killer disease, mosquitoes have been modified to self-destruct. In the studio, Dara and Professor Mark Miodownik get to grips with an inflatable crash helmet, a beat box made from vegetables and capture lightning in a box. And the team delve into tech hacking to see how stripping down and re-using technology promises to change our world.