Rare and powerful compounds, known as keystone molecules, can build a web of invisible interactions among species. The biological world is awash in chemical signals. Ants lead their nest mates to food ...

Australia’s ecosystems face an unprecedented crisis. From rainforests in the continent’s north to the alpine bogs and fens of the alps, ecosystems are being pushed towards collapse. Why? To date, the ...

Dying coral reefs, rainforests transforming into savannas, grasslands turning into deserts – these are ecosystem “tipping points”, boundary lines we’re desperate not to cross. In dynamic systems ...