History of chemistry element among the fractions that resulted. Working with the mineral pitchblende, the pair discovered a new radioactive element in 1898. They named the element polonium, after Marie's native country of Poland. On December 21, 1898, the Curies detected the presence of another radioactive material in the pitchblende. They presented this finding to the French Academy of Sciences on December 26, proposing that the new element be called radium. The Curies then went to work isolating polonium and radium from naturally occurring compounds to prove that they were new elements. In 1902, the Curies announced that they had produced a decigram
Discover Financial the Diners Club International network from Citigroup for $165 million. In May 2008, the Federal Trade Commission approved the transaction and it finalized on July 1, 2008. Discover stated that the Diners Club network, which is a major network outside the United States, will be merged with the Discover Network, a major network in the United States, creating an international network for Discover and Diners Club cardholders. Diners Club cards will continue to be issued by Diners Club International licensees. At this time, Discover Bank has no plans on issuing Diners Club branded cards itself. On September 17, 2010, Discover