The Birth of the Computer Age: The Story of the Electronic Numerical Integrator and Computer (ENIAC)

Fast Facts 101
2 min readFeb 4, 2023

--

Photo by Ugi K. on Unsplash

The first computer, known as the Electronic Numerical Integrator and Computer (ENIAC), was developed during World War II by a team of scientists and engineers at the University of Pennsylvania. The project was led by John W. Mauchly and J. Presper Eckert and was funded by the United States Army.

The ENIAC was an enormous machine that filled an entire room and weighed more than 30 tons. It was made up of 17,468 vacuum tubes, 7,200 crystal diodes, 1,500 relays, and hundreds of thousands of resistors, capacitors, and other electronic components. It was also incredibly fast, able to perform 5,000 calculations per second.

The ENIAC was designed to calculate the trajectory of artillery shells, but it was also used for a wide range of other applications, including weather forecasting, atomic energy research, and the development of the hydrogen bomb.

Despite its impressive capabilities, the ENIAC had several limitations. For example, it could only perform one calculation at a time, and it took a long time to program. Additionally, it was prone to frequent breakdowns and required a team of engineers to maintain it.

Despite these limitations, the ENIAC marked a major milestone in the history of computing. It was the first machine that could perform complex calculations quickly and accurately, and it laid the foundation for the development of future computers.

The development of the ENIAC also paved the way for the development of the first stored-program computer, the Electronic Delay Storage Automatic Calculator (EDSAC) in 1949. The first stored-program computer, the Universal Automatic Computer (UNIVAC) was built in 1951 by the same team that built the ENIAC.

Today, computers have become an integral part of our daily lives and have revolutionized the way we live and work. From smartphones and laptops to supercomputers and the Internet, the legacy of the ENIAC lives on in the many ways that computers have changed the world.

In conclusion, the first computer, the ENIAC, was a monumental achievement in the history of computing. Despite its limitations, it demonstrated the potential of electronic computing and laid the foundation for the development of future computers. The ENIAC and the computers that followed have had a profound impact on society and will continue to shape the future in ways we can’t yet imagine.

--

--

Fast Facts 101

Sharing fascinating facts about Science and Technology; through articles. Get access to all my articles: https://fastfacts101.medium.com