Why doesn't Leonardo da Vinci's pump attract investors' interest?
Over a year ago, LandbasedAQ.com's Norwegian sister site published an article about the Zero Gravity Pump from the company 0GCS AS - a technology that, according to inventor Knut Christian Brinch, has the potential to revolutionise land-based aquaculture by using significantly less energy than traditional pumps. Yet, investors have not been convinced.