Follow your curiosity

What discovery has been shared with you?

FACTREE gives you something interesting to discover every day — and something worth talking about together.

Start with one fact. Explore it, go deeper, then follow whichever branch catches your imagination.

Choose subjects for a surprise

Exploring any topic

Begin your discovery

Your next discovery is one click away.

Choose one or more subjects above, or leave Any Topic selected and let curiosity decide.

Mathematics

Normal Distribution

Quick fact

The normal distribution was first studied by Abraham de Moivre in 1733, and later by Carl Friedrich Gauss, leading to its alternative name 'Gaussian distribution'. It appears in fields from physics to finance.

Why this is interesting

Have you ever noticed that test scores, heights, and even measurement errors often form a symmetrical bell-shaped curve? Why does this same pattern appear so frequently in nature and human data?