Bubble wrap was originally invented as textured wallpaper before finding its packaging purpose.

The original name for the search engine Google was 'BackRub.'

The Voyager probes run on software that can be patched from Earth, over 14 billion miles away.

The internet weighs approximately 50 grams — the weight of the electrons in motion.

Moore's Law observed that transistor density on chips doubles approximately every two years — this held for roughly 50 years.

The first computer mouse was made of wood — Douglas Engelbart built it in 1964.

The first domain name ever registered was symbolics.com, in 1985.

The concept of email predates the internet — early forms existed on mainframe computer networks in the 1960s.

There are classified inventions that have never been revealed publicly.