Researchers said an effective HIV vaccine would need to stimulate the immune system to produce neutralising antibodies.

Washington, DC—This month, a committee of the International Union for Conservation of Nature (IUCN) is scheduled to determine whether long-tailed macaques (LTMs) should continue to be classified as ...

DULUTH, Minn — This Mother’s Day, the Lake Superior Zoo has a special reason to celebrate. The zoo officially announced the birth of two critically endangered cotton-top tamarin twins, born to ...