Learn the world's best ideas.
And actually remember them.
Five-minute lessons from the best books and minds — built on the science of spaced repetition, so what you learn doesn't fade by Friday.
Free to join. No spam — one note when we open the doors.
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Five minutes a day
One idea, distilled. Short enough to finish on the bus, deep enough to matter.
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It remembers for you
Spaced review brings each idea back at the exact moment you're about to forget it.
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Open to everyone
The best of human knowledge, free and ad-supported. A university with no gate.
The open university for the world.