A new report from the Centers for Disease Control serves as an important reminder that in the United States and abroad, antibiotic-resistant bacteria is a threat to health.

Mosquitoes. Barely larger than a kidney bean and yet responsible for more than half a million deaths every year. Why? Because mosquitoes carry malaria.

There is no malaria vaccine, and it is not possible to eradicate every insect carrier from the face of the earth. These facts alone make malaria an important issue in the world of science and health care, but recently,…