Stunning discoveries and fresh breakthroughs in DNA analysis are changing our understanding of our own evolution and offering a new picture of the "other humans" that our ancestors met across ...

The photo was captured in Sonoma County, California by National Geographic photographer Charles O'Rear in 1996, then sold as a stock photo to image licensing agency Corbis. Microsoft purchased it ...

The world’s loneliest volcano may hold something truly rare. We went to find it.