The Supreme Court case Roe v. Wade was decided in 1973.

In 1971, a hijacker known as D.B. Cooper parachuted from a plane and was never conclusively identified.

Fact #784 · General

Petra in Jordan was carved into rose-colored rock cliffs.

Fact #1635 · General

Memories are reconstructed each time you recall them.

Fact #1967 · General

There are more possible human faces than people who have ever lived.

Fact #2247 · General

The first test-tube baby was born in 1978.

Fact #1203 · General

Nothing can travel faster than light in a vacuum.

Fact #2086 · General

The Ebbinghaus forgetting curve describes memory decay over time.

Fact #1488 · General

A puffin uses its colorful beak to attract mates.

Fact #510 · General