When scientists sliced into a block of Siberian permafrost and pulled out a woolly mammoth nicknamed Yuka, they expected to ...

Scientists examining traces left behind by early humans continue to find evidence that refuses to stay neatly in place. New ...

Contrary to popular depictions of bee nests as large, intricate hives that hang from trees, the majority of bee species — about 90% — are actually solitary and build their nests in the ground or ...