The 200-year history of democracy, told through an animated time-lapsed map showing how government systems have evolved over ...

NASA astronaut Jonny Kim has posted his first time-lapse video of Earth from the International Space Station (ISS), showcasing stunning auroras, lightning storms and city lights illuminating the night ...

Earth's Ediacaran Period, roughly 630 to 540 million years ago, has always been something of a magnetic minefield for scientists. During earlier and later time periods, tectonic plates kept a steady ...

Science: Ptolemy's 'Geography, ' c. AD 150 -- Exchange: Al-Idrīsī, AD 1154 -- Faith: Hereford 'Mappamundi, ' c. 1300 -- Empire: Kangnido World Map, 1402 ...