Yellow fever epidemic in Africa continues to spread amid health officials’ concern over limited vaccine supply.
At least 75 howler monkeys have been found dead in Nicaragua. This unusual mortality event follows two smaller events in Ecuador and Panama, which raises concern among scientists.
Researchers are working on a way to send a different message via microbial communications to mosquitoes, to keep them from biting us and spreading pandemics as well as irritation.
Two types of mosquitoes that spread the world's most common insect-borne illness and another very serious infectious disease are now present in southern Europe and the U.S, Oxford researchers say.