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 Financial announced it would acquire Citigroup-owned Student Loan Corporation for $30/share. The deal finalized on December 31. On June 6, 2012, Tree.com, Inc. completed the sale of substantially all of the operating assets of its Home Loan Center, Inc. business to a wholly owned subsidiary of Discover Financial. In exchange for the assets sold, Discover paid an aggregate of $45.9 million including payments made prior to the closing which were applied to the closing price. On June 12, 2012, Discover began originating mortgages with its launch of Discover Home Loans, offering prime variable- and fixed-rate conventional and FHA home mortgage