Udder-ly New Space Chapter! To the moo-n: How cow dung is fuelling Japan’s ambitions
Japan's space industry opened potentially an udder-ly new chapter on Thursday with a start-up testing a prototype rocket engine that runs on fuel derived purely from a plentiful local source: cow dung. The experiment saw the engine blast out a blue-and-orange flame 10-15 metres (30-50 feet) horizontally out of an open hangar door for around 10 seconds in the rural northern town of Taiki.The liquid "biomethane" required was made entirely from gas derived from cow manure from two local dairy farms, according to…