The vocal cords are not cords — they are folds of mucous membrane that vibrate when air passes through.

The first computer mouse was made of wood.

Fact #3386 · Technology

The '@' symbol was chosen for email addresses because it was the least-used character on keyboards at the time.

Fact #3618 · Technology

Nikola Tesla died alone and in debt despite his inventions.

Fact #3171 · Technology

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

Fact #2763 · Technology

Your brain can store the equivalent of millions of gigabytes of information.

Fact #2124 · Technology

Hot water can freeze faster than cold water under certain conditions — this is called the Mpemba effect.

Fact #3569 · Technology

Solar panels are made from silicon wafers and convert sunlight into electricity through the photovoltaic effect.

Fact #4377 · Technology

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

Fact #4354 · Technology