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This is Numberphile. We mainly post videos about mathematics and just numbers in general.

The Nescafé Equation

The Nescafé Equation

Featuring Cliff Stoll. Check https://brilliant.org/numberphile for Brilliant and get 20% off their premium service (episode sponsor)

Cliff scrutinizes the lyrics of a Nescafé advertisement dealing with the brand's famed 43 beans.

Alternative ending to this video: https://youtu.be/h9slim-9fzU

More videos with Cliff Stoll: http://bit.ly/Cliff_Videos

Cliff's Klein Bottle shop: http://bit.ly/ACME_Klein

Cliff on the Numberphile Podcast: https://www.youtube.com/watch?v=lxdcBD4ppF0

Why 7 is Weird

Why 7 is Weird

Notorious Question Six (cracked by Induction)

Notorious Question Six (cracked by Induction)