Add Yahoo as a preferred source to see more of our stories on Google. Guest Opinion. Altruism is helping without a benefit and sometimes at a risk to one’s self. Animals helping others of their own ...

Some say the oldest known human settlement is Uruk, in modern-day Iraq. Others say Jericho, in Palestine. Wherever it is, it must be the place where synurbization—the process of wildlife adapting to ...

Research suggests that while cutting calories might help you lose weight and reduce risk of disease, it also carries health risks. Living comes with a side effect: aging. Despite what you might hear ...

The persistent presence of humans and their infrastructure in U.S. national parks has yielded dramatic changes in the behaviors of large animals who live there, a new study has found. Even during the ...