What happens when you remove the hippocampus? - Sam Kean

TED-Ed · 5.1M views · 2014 · 5:26

Open on YouTube

Neuroscience & the brainother

Why the open web links it

Explores the effects of hippocampus removal through the case of patient H.M., revealing its role in memory.

Linked by 29 independent sites, 4 of them widely read in the 2026-10 crawl of the open web, including ted.com, frontiersin.org, libretexts.org, pressbooks.pub, maricopa.edu.

Cited in 1 Wikipedia article, including Henry Molaison.