She takes her visit to the Galapagos, for example, as the starting point for an explanation of plate tectonics (the itchy movements of the various plates that comprise the earth's ever-shifting surface) that created these islands.
For more on this point and for a sophisticated explanation of how interest rates affect the calculations in commonly used estate planning strategies, see this article by Diana S.C.
But scientists have been trying to pin down precisely at what point Einstein's theory breaks down, and where an alternative explanation would have to be devised.