Key Points:Delhi's overall AQI improved to 293 ("poor" category) on October 23, 2025, after touching 429 ("severe") post-Diwali on October 21Anand Vihar recorded AQI...
Geneva: A new oral vaccine for cholera has received prequalification by the World Health Organization (WHO) on 12 April. The inactivated oral vaccine Euvichol-S...