App analyzes urine - and, no, you don't have to pee on your phone

A new iPhone app analyzes the user's pee to diagnose a range of medical conditions.

How your pee can combat global warming

Spanish researchers have discovered a novel way of removing carbon from the atmosphere - urine.

Robots could be powered by pee

A team at the Bristol Robotics Lab is looking into the use of urine as the fuel for Microbial Fuel Cells (MFCs), which use bacterial cultures to break down 'food' to create power.