6 Remote Places for a Volunteer Vacation

6 Remote Places for a Volunteer Vacation

The burgeoning volunteer tourism sector lets travelers help maintain the natural beauty of the places they explore, from Patagonia to the Caucasus.
Bird Flu Is Infecting More Mammals. What Does That Mean for Us?

Bird Flu Is Infecting More Mammals. What Does That Mean for Us?

H5N1, an avian flu virus, has killed tens of thousands of marine mammals, and infiltrated American livestock for the first time. Scientists are working quickly to assess how it is evolving and how much of a risk it poses to humans.