During the Ice Age, the Earth was nothing like the world we know today. Massive glaciers reshaped continents, sea levels dropped, and entire landmasses vanished beneath rising oceans. This video ...
Olympic ice dancers Emilea Zingas and Vadym Kolesnik have won the Four Continents Figure Skating Championships in Beijing.
Mars may have been a "blue planet" with an ocean the size of today's Arctic Ocean, a new study suggests.