The world's first programmable computer, the Colossus, was built secretly in Britain during World War II to decode Nazi messages.
Fact #3794
More Technology Facts
In the 1960s, Project Orion explored the possibility of nuclear-powered spacecraft.
Fact #995 · Technology
Nintendo was founded in 1889 — originally as a playing card company.
Fact #3380 · Technology
The invention of insulin pumps improved diabetes management.
Fact #1225 · Technology
Solar panels are made from silicon wafers and convert sunlight into electricity through the photovoltaic effect.
Fact #4377 · Technology
More than 90% of the world's currency exists only digitally — not as physical cash.
Fact #3800 · Technology
The first computer bug was a literal bug — Grace Hopper's team found a moth trapped in a Harvard Mark II relay in 1947.
Fact #4351 · Technology
The refrigerator allowed long-term food storage.
Fact #1563 · Technology
The average Google search uses about 0.3 watt-hours of electricity.
Fact #3801 · Technology
Want more facts?
We have over 11,491 facts across 15 categories.