Description of Resource:
700 BC
Homing pigeons carry messages in ancient Greece.
1536
May 4th
In a letter Florentine merchant Francesco Lapi uses the @ sign for the first time in recorded history.
1610
Galileo Galilei discovers the moon's terrain and Jupiter's four largest moons. His view of the heavens as a place started a scientific revolution, and would forever change how we view the universe around us.
1819
Danish physicist Hans Christian Orsted discovers that a wire carrying an electric current creates a field that deflects a magnetic needle, a discovery that would eventually lead to the creation of the telegraph.
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