Social media existed before the internet — Usenet newsgroups and BBS systems in the 1970s–80s were early forms.

The Global Positioning System (GPS) uses a minimum of 24 satellites to provide worldwide coverage.

Fact #4367 · Technology

The transistor, invented in 1947, made modern computers possible by replacing bulky vacuum tubes.

Fact #4359 · Technology

The QWERTY keyboard layout was designed partly to slow typists down and prevent typewriter jams.

Fact #3376 · Technology

The first artificial heart was implanted in the 1980s.

Fact #1209 · Technology

Photography was originally called 'sun painting' — the word comes from Greek for 'light writing.'

Fact #4421 · Technology

The Statue of Liberty was engineered with an internal iron framework.

Fact #1528 · Technology

The compass improved navigation at sea.

Fact #1551 · Technology

The total amount of data created in the last two years exceeds all data created in previous human history.

Fact #3944 · Technology