Flushing

Did you know there are smart toilets? Yes, that's right. Smart toilets. Research professor Sonia Grego is currently working on a toilet that works as a health-screening tool, using sensors and… Audio

Tai Tapu farmers Brent and Anna Fisher are recognised as some of New Zealand's top breeders of beefy Charolais cattle. The major focus of their breeding programme is to provide bulls to hill and high… Audio

Michael Rose is part of a group of physicists at Brigham Young University who looked at ways to reduce the noise made by airplane toilet flushes. Audio