More than 90% of the world's currency exists only digitally — not as physical cash.

The piano was originally called the 'gravicembalo col piano e forte' (harpsichord with soft and loud) by its inventor.

The steam engine played a major role in the Industrial Revolution.

You exist during the only time in history with modern technology.

The internet connected computers across the world.

The telephone enabled long-distance voice communication.

The Apollo guidance computer had less power than a modern calculator.

The first webcam was invented to check if a coffee pot in a Cambridge lab was full without walking downstairs.

The first computer virus, Creeper, spread across ARPANET in 1971 and displayed the message 'I'm the creeper — catch me if you can!'