"This is the main idea of general relativity and was summarised by the American physicist John Wheeler who said: "
Note: Drop a big ball on a fabric: it creates a dip. Drop a smaller ball nearby: it will move on the trajectory of the fabric dip.
Interactive also from http://www.bbc.co.uk/guides/zs7d2p3.
(Image: CERN/Robert Hradil)
"This conversation in the CERN restaurant, captured by Robert Hradil, represents the link between the past and the present. The photograph illustrates the transfer of knowledge between generations of scientists."
(Image: CERN/Gaetano Cessati)
"This photograph, taken by Gaetano Cessati, represents the history and heritage that made CERN what it is today. It was taken in the Organization’s archives (...)".
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