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.
Price of Diesel, Which Powers the Economy, Is Still Climbing

Price of Diesel, Which Powers the Economy, Is Still Climbing

Russia’s invasion of Ukraine is one reason that the fuel is scarce. Another is a series of yearslong, intertwined events that cover the globe.