memory episodes
every kuz answer.
in one place.
Every kuz video lives here. Each episode is a short answer to a question people are actually googling, with the study cited on screen. Newest at the top. Use the filters to jump to a category or scroll to find one you missed. Every episode links to the full transcript, the citations, and the related questions.
Filters land with the JS upgrade. Three episodes shipped so far. New episode every week.
memory 
biology 
perception 
brain 
perception 
biology 
perception 
biology 
perception 
perception 
perception 
memory 
brain 
behavior coming next
Why do you forget your dreams?
A 2019 Science paper identified the neurons that delete your dreams while you are still asleep. New 2025 medRxiv preprint links poor recall to Alzheimer's biomarkers.
coming soon
Why do you get deja vu?
Anne Cleary's familiarity-without-source hypothesis. The current scene shares structural features with a previously encountered one. The brain misfires familiarity without retrieving the source memory.
coming soon
Why does music give you goosebumps?
Salimpoor and Zatorre 2011 in Nature Neuroscience. Musical surprise triggers dopamine release in the nucleus accumbens. The skin response is a vestigial autonomic reflex.