Scientists scanning the seafloor discover a long-lost Stone Age 'megastructure'
The more than half mile long wall, called the Blinkerwall, was likely used by Stone Age hunter-gatherers to herd reindeer toward a shooting blind.
human history
Having lice ain't nice. But they tell our story, concise and precise
A new study shows how the annoying little louse has hitchhiked around the world with humans and has much to teach us about history.