Something Strange Happens When You Trace How Connected We Are

Veritasium unpacks the “six degrees of separation” puzzle by mapping out small-world networks: how random shortcuts and “weak ties” collapse social distances, why hubs naturally form, and how simple rules like preferential attachment make some nodes way more popular than others.

Along the way you’ll toy with disease-spread simulations, see Strogatz go viral, tackle the Prisoner’s Dilemma, and discover how your own link-making can tip the balance in a globally connected world.

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