In "Ends of the Earth," Neil Shubin travels north and south to explore the frontiers of polar science and history.

When the Chicago-size iceberg drifted away, scientists seized the opportunity to study the life and geologic formations ...

Everyone knows Antarctica is cold and icy, but what's underneath the ice has been a mystery. Scientists used six decades' ...

Astronauts, cosmonauts, and taikonauts have travelled into space since the 1960s, and humans have been in space continuously ...