As we are going to print, Dr Mike Ryan, the WHO’s director of health emergencies, has explained that the global risk level of "very high" is the highest alert the organisation can declare.…

The new coronavirus has been declared a global emergency by the World Health Organization, as the outbreak continues to spread outside China. "The main reason for this declaration is not what is happening…

India's capital Delhi is battling high pollution levels and extreme temperatures due to an unusual dust haze covering the city. Many people have breathing problems and say the city has become an unliveable…