Shifts in Earth's orbit around the sun influence the start and end of Ice Ages over tens of thousands of years and human ...

Should scientists intervene when faced with the possible self-destruction of a species? That question sits at the heart of ...

Warnings that humanity is heading toward its own disappearance have shifted from the fringes of science fiction into mainstream research and public debate. Instead of vague prophecies, scientists now ...

For decades, scientists have been trying to unravel the mystery surrounding the extinction of Neanderthal, ancient humans, in ...

Human interactions have driven many animal species to extinction around the world. Whether through habitat destruction, ...

Exciting news on the extinction front emerged last week from Indonesia: An orangutan used a rope bridge strung high between ...

Have you ever found yourself in a museum's gallery of human origins, staring at a glass case full of rocks labeled "stone tools," muttering under your breath, "How do they know it's not just any old ...