The Andromeda Galaxy, located 2.5 million light years away, has fascinated observers for centuries. Once believed to be part of the Milky Way, everything changed in 1923 when Edwin Hubble identified ...

Today in History for July 20: In 1576, English explorer Martin Frobisher discovered the bay off Baffin Island that now bears his name. He thought it was a passage dividing America from Asia.