Source: Curium does not exist in nature. It is a synthetic element and it is produced in nuclear reactors by bombarding plutonium with neutrons. Isotopes: Curium has 15 isotopes whose half-lives are known, with mass numbers 238 to 252. Curium has no naturally occurring isotopes.
2017 Rolls-Royce Ghost Series II. Everything in life is relative, and perhaps no car illustrates this point as effectively as the Rolls-Royce Ghost. While it's technically the entry-level Rolls-Royce model, the Ghost's $250,000 base price puts it in the stratosphere of the overall automotive market.
The famous silver birch Aston Martin DB5, which appeared in Goldfinger in 1964 and Thunderball in 1965, holds the auction record. That iconic ejector-seat equipped sports car, which was driven by actor Sean Connery, sold for $4.6 million in 2010. In all, Aston Martins have appeared in 12 James Bond films.