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Edition #30 · Tuesday, June 23, 2026 · 1993 positive stories
Science & Breakthroughs

A study of 100,000 people found we cooperate more than we think

Optimist Daily Mon, 22 Ju
A study of 100,000 people found we cooperate more than we think

BY THE OPTIMIST DAILY EDITORIAL TEAM In a standardized behavioral experiment run with more than 100,000 people across 125 countries, 69 percent of participants chose to cooperate with an anonymous stranger on behalf of a shared goal, even when doing so meant taking a personal financial loss. Those same participants, when asked how many of their fellow citizens would make the same choice, guessed 47 percent. The research, led by a German team and published in Science, is the first globally repres

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About Science & Breakthroughs coverage

The science section covers breakthroughs in medicine, physics, biology, and technology. We surface discoveries that expand what humanity can do, from new treatments reaching clinical trials to engineering feats that seemed impossible a decade ago. Every link goes to the original publisher so you can read the full study or press release yourself.

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