Genetically modifying mosquitoes to prevent disease carries unknown risks

Every year, around one million people die of mosquito-borne diseases according to the World Health Organization (WHO). This is why mosquitoes are considered one of the deadliest living creatures on the planet — not because they are lethal themselves, but because many of the viruses and parasites they transmit are. Consider, for example, dengue fever. This mosquito-borne virus is a leading cause of hospitalization and death among children and adults in several countries in Asia and Latin A