I’M OFTEN ASKED WHY AFRICA MATTERS. It’s an understandable question in a world of real responsibilities, real demands, and ...

That's the way one scientist puts it — referring to how infected wild birds survive long enough to spread it to birds and ...

Along the long road from American icon to endangered species and back again, the bald eagle — the national bird of the United ...

For nearly 30 million years, a 2,000-pound beast known as the entelodont ruled a sweeping empire from Mongolia to what is now ...

How Elon Musk brought fringe views about USAID into the mainstream. January’s jobs report is expected to show that the ...