An engaging visual reference library.

Over 6 million articles on just about every subject, along with rich images, video, associated documents and archived web articles as a resource for you. And all for free.

We’re here for the lifelong learners. For the data discoverers, and the information explorers.

For those who jump headfirst into new subjects and uncover a deeper understanding.

For the people who are curious about how our big beautiful world works

And for those that delight in the journey, not just the destination.

We believe knowledge is power and the world is a better place if people are free to learn.

We believe knowledge builds people up and can change their world for the better.

We’re creating the tools to help anyone anywhere learn any subject they choose.

We’re harnessing the enormous power of computing to help people better understand our world.

If you’re here to learn, then we’re here for you.