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.

Technology

How Algorithmic Bias Reinforces Socioeconomic Inequality

Quick fact

A 2019 study found that a widely used healthcare algorithm was less likely to refer Black patients to extra care programs than equally sick white patients, because it used healthcare costs as a proxy for illness—and Black patients historically had lower healthcare spending due to barriers to access.

Why this is interesting

You might trust an algorithm to be fair because it's just math. But what if that math is quietly making inequality worse?