Albert Einstein's Gravity Documents On Display

JERUSALEM, ISRAEL - FEBRUARY 11: Head of Einstein Archives Dr. Roni Gross of the Hebrew University presents the original 100 years old documents of Albert Einstein's prediction of the existence of gravitational waves at the Albert Einstein Archives of the Hebrew University on February 11, 2016 in Jerusalem, Israel. This year marks the 100th anniversary of the first publication of Einstein's prediction of the existence of gravitational waves. A group of scientists has recently announced that they have finally discovered evidence of the existence of the waves. (Photo by Lior Mizrahi/Getty Images)