Even at levels safe for humans, air pollution can disrupt the way some insects communicate with plants, and with each other.

Many insects live in fresh water, or close to the sea in salt marsh and beach habitats. There are also several species of water striders in the genus Halobates, which live on the ocean’s surface, far ...

Bed bugs did not evolve to target humans by accident, but through a long process of adaptation tied closely to human behavior. As people moved into permanent shelters, these insects shifted hosts and ...