UNSW School of Chemistry Professor Dr Jon Beves says testing will commence to investigate what the mystery balls shutting down Sydney’s beaches are composed of. Nine Sydney beaches have been ...

An analysis of balls that washed up on Sydney beaches earlier this month found they were made of soap scum and cosmetics. Other small items, including pharmaceuticals and traces of animal faecal ...

Months after mysterious black balls forced the closure of some of Sydney's most famous beaches, small marble-like debris has begun washing up on the city's shores again. The balls - this time grey ...

Nine beaches in Sydney were shut down for visitors on Tuesday after mysterious white and grey marble-sized balls washed up ashore, disrupting the summer holiday season. Popular beaches like Manly ...