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Even when you have only the slightest interest in science this image should make you shivers: you find here some of the greatest brains of the last century in one image.
The fifth Solvay conference is famous for Heisenberg’s breakthroughs (some more info here) and some hot discussions about God and his games.
Our world still hasn’t fully digested all the insights of quantum physics. We still struggle to glue it all together. We have made tremendous progress in the last 80 years to understand how the universe works - but we still lack a unifying theory for everything. But it will come.