A research team may have broken the stubborn impasse that has frustrated the invention of an effective HIV vaccine, by using an approach that bypasses the usual path followed by vaccine developers. By using gene transfer technology that produces molecules that block infection, the scientists protected...

Sittin on the porch countin squirrels this weekend? Email those numbers to a Chicago scientist and you can take part in a citizen-science project that has implications not just for the furry tree-dwelling varmints, but for animals and ecosystems throughout the world. The Chicago Academy of Sciences...

Since the ratification of the Endangered Species Act in 1973, many species have been saved from extinction. For over three decades, the Endangered Species Act has served as America’s safety net for wildlife. Its purpose, to protect fish, plants and wildlife from going extinct is yet to be reached but...