Dr Kevin Fong demonstrates a urine recycling system that works using osmosis, concluding by drinking the liquid that is produced. Suitable for teaching physics at KS3 and GCSE in England, Wales and ...

TIM PEAKE:Hi, I'm Tim Peake. I'm an astronaut based here at the European Space Agency, in Germany. And from December 2015 to June 2016, I spent 6 months orbiting Earth on the International Space ...