Email, short for electronic mail, was invented in the early 1970s. The exact date of its invention is a matter of debate, as several individuals and organizations made significant contributions to its development over the years. However, one of the earliest systems resembling modern email was created in 1971. Ray Tomlinson, an American computer programmer, is widely credited with inventing email as we know it today. In 1971, while working at Bolt, Beranek, and Newman (BBN), a company contracted by the United States Department of Defense, Tomlinson developed a method to send messages between different computers on the ARPANET, an early precursor to the Internet. He chose the ‘@’ symbol to separate the user’s name from the destination computer’s name, establishing the standard email address format that is still used today. Tomlinson’s invention allowed users to send messages to others on different computers, effectively creating the first email system. This breakthrough laid the foundation for the widespread adoption and development of email as a communication medium. Since its inception, email has undergone numerous advancements and become an essential means of communication for individuals, businesses, and organizations worldwide.