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.

Chemistry

The Molecular Basis of an Antioxidant: How It Neutralizes Free Radicals

Quick fact

A single antioxidant molecule can neutralize thousands of free radicals because it is regenerated and recycled—for example, vitamin C can be regenerated by enzymes after it has been oxidized.

Why this is interesting

Ever wonder why we associate blueberries and vitamin C with health? It's because they contain antioxidants that constantly fight off damaging molecules in your body right now.