The invasive fern that science misidentified for decades

Salvinia molesta can double its biomass in 36 hours. It spreads across ponds, lakes and slow-moving waterways in a smothering ...

Prickly starfish and urchins are decimating Australia’s reefs. But we could find ways to protect them

Australia is home to some of the world’s most beautiful reefs. This includes the lush Great Southern Reef, which wraps around ...