We all know that E=MC2 - after all, it is arguably one of the most famous equations - but have you seen it in Albert Einstein's actual handwriting?
In 1946, popular science magazine of the time, Science Illustrated, asked Einstein to write an article about his formula, which has become synonymous with the nuclear age. Einstein titled his paper "The Most Urgent Problem of Our Time."
To celebrate his birthday last week (March 14, Pi Day), the Hebrew University of Jerusalem will release more than 80,000 of Albert Einstein's papers and put them online.
Previously on Neatorama: 10 Strange Facts About Einstein