On March 14, 1951, Albert Einstein was leaving his birthday party at the Princeton Club when United Press International photographer Arthur Sasse yelled for the physicist to smile. Einstein impishly stuck out his tongue instead. The result is one of the most iconic photos of one of history's most iconic scientists.
Standing beside Einste…
Keep reading with a 7-day free trial
Subscribe to Boing Boing to keep reading this post and get 7 days of free access to the full post archives.