The Inca built extensive road networks across the Andes.

Memories are reconstructed each time you recall them.

Fact #1812 · General

The zipper made clothing fastening easier.

Fact #1582 · General

Memory recall can be influenced by suggestion.

Fact #982 · General

The MRI scanner improved internal medical imaging.

Fact #1587 · General

Nothing can travel faster than light in a vacuum.

Fact #2046 · General

The Gulf of Tonkin incident was later shown to involve disputed reports of attacks.

Fact #1046 · General

Memories are reconstructed each time you recall them.

Fact #1786 · General

Short-term memory typically holds only a limited number of items at once.

Fact #942 · General