: At the very edge of our visibility lies the CMB, a "relic" radiation from the hot, dense early universe.
Modern science replaces monsters with abstract boundaries that define the limits of human knowledge.
Throughout history, civilizations have populated the perceived "edges" of the world with legends and monsters.
: As early as the 7th century BC, the Babylonians mapped the world as a disc surrounded by "bitter waters," beyond which lay seven mystical lands. These regions were described as the place "where the winged bird ends not his flight".
: Many ancient Greeks believed that traveling far enough toward the world's edge would lead to savage lands inhabited by dog-headed people and tigers with human faces.
: At the very edge of our visibility lies the CMB, a "relic" radiation from the hot, dense early universe.
Modern science replaces monsters with abstract boundaries that define the limits of human knowledge. Space Legends At the Edge of the Universe
Throughout history, civilizations have populated the perceived "edges" of the world with legends and monsters. : At the very edge of our visibility
: As early as the 7th century BC, the Babylonians mapped the world as a disc surrounded by "bitter waters," beyond which lay seven mystical lands. These regions were described as the place "where the winged bird ends not his flight". a "relic" radiation from the hot
: Many ancient Greeks believed that traveling far enough toward the world's edge would lead to savage lands inhabited by dog-headed people and tigers with human faces.