Howto
8 cards from across every topic, each citing a source. Tap one to open it in the feed.
- How a feed keeps you without you noticing.
Three mechanisms interlock. Variable reward: you never know if the next post is good, so you keep scrolling. No …
- How a habit forms from three parts.
A habit is made of a cue, a routine and a reward. The cue is a place, a time, a feeling or a previous action. The …
- How an if-then sentence makes your goals stick.
Peter Gollwitzer calls it an implementation intention: instead of "I want to exercise more" you say "When I get home on …
- How flashcard apps decide when you see a card again.
Every card gets an interval. Answer correctly and it grows, roughly from 1 to 3, 7, 16, 35 days. Fail and it resets to …
- How mixed practice feels slower but scores higher on the test.
In 2007 Rohrer and Taylor had students practise volume formulas: one group in blocks, one solid shape at a time, the …
- How motivation arises when nobody's paying you.
Deci and Ryan identified three basic needs that feed intrinsic motivation: autonomy, meaning you choose; competence …
- How you hear your name in a crowded room.
In noise, your brain isolates one voice using direction, pitch and rhythm. The rest isn't deleted, just processed …
- How your brain decides at night what you'll keep.
During deep sleep the hippocampus replays the day's activity patterns at high speed and gradually transfers them to the …