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.

Philosophy

The Mind-Body Problem: Property Dualism and Emergentism

Quick fact

Property dualism is often called 'non-reductive physicalism' because it agrees that everything is physical, but insists that mental properties are not reducible to physical properties.

Why this is interesting

You are a physical body, yet you have thoughts and feelings. How can the grey, squishy matter of your brain produce the vivid red of a sunset or the ache of heartbreak?