ENIAC, the First Programmable Computer, Displayed at University of Pennsylvania

ENIAC, recognized as the first programmable electronic computer, is now on display at the University of Pennsylvania. Completed in 1945 and unveiled in 1946, it utilized 18,000 vacuum tubes and weighed over 30 tons. Designed for military calculations, ENIAC operated until 1955 before being moved to Aberdeen, Maryland. Six women were instrumental as programmers during its operation. The exhibit is located in the Moore Building, where students can study alongside this significant historical artifact.

Published Mar 29, 2026

ENIAC, the first programmable electronic computer, is on display at the University of Pennsylvania in the Moore Building. Completed in 1945, ENIAC was unveiled in 1946, taking up an entire laboratory with 18,000 vacuum tubes and weighing over 30 tons.

AI-curated by Theia

It was designed for military artillery calculations and operated until 1955, after which it was relocated to Aberdeen, Maryland. Six women played crucial roles as programmers for ENIAC. The display allows students to engage with an important part of computing history.