Global supply chains are strictly regulated to ensure the safety of medicines, but environmental standards do not feature in international rulebooks.

While man-made climate change is settled science, the full consequences are still unknown and will probably always remain so. But that is no argument for inaction. In fact, citing uncertainty as a

Researchers created an AI system that scans routine medical data to predict which patients will have strokes or heart attacks within 10 years. The AI system is more accurate than doctors using standard techniques, but it faces regulatory hurdles.

Scientists think that the increased melting of permafrost in polar regions could lead to the revival of viruses that haven't been around for thousands of years.