The Hebrew University of Jerusalem is scanning and posting more than 80,000 documents from the University's Einstein Archives and the Einstein Papers Project at Caltech. Seen above is a snip from a manuscript titled "E=mc2: The Most Urgent Problem of our Time," published in a 1946 issue of Science Illustrated. The paper is only one of three handwritten documents containing the formula. Einstein Archives Online
David Pescovitz is Boing Boing's co-editor/managing partner. He's also a research director at Institute for the Future. On Instagram, he's @pesco.