Today in History for Jan. 18: In 1535, Francisco Pizarro, Spanish conquistador, founded Lima, Peru.

"Our IFPA map of Antarctica’s subglacial landscape reveals that an enormous level of detail about the subglacial topography of Antarctica can be inverted from satellite observations of the ice surface ...

Each January 1, scientists and staff at the Amundsen-Scott South Pole Station gather outside on the ice. This is not to ...