Prime numbers become less frequent as numbers get larger — but there are infinitely many primes.

The Petronas Towers were once the tallest buildings in the world.

Fact #1523 · General

Nothing can travel faster than light in a vacuum.

Fact #1872 · General

There are unknown phenomena.

Fact #2316 · General

Brachiosaurus had a long neck that allowed it to feed on tall vegetation.

Fact #671 · General

Machu Picchu was built by the Inca and rediscovered in 1911.

Fact #1633 · General

In 1876, a town in Kentucky reported strange lights in the sky later attributed to natural causes.

Fact #794 · General

There are hidden layers of reality.

Fact #2304 · General

Emotional experiences can leave stronger memories than neutral ones.

Fact #971 · General