Marie Curie them on visits to Poland. She named the first chemical element that she discovered in 1898 "polonium", after her native country. Marie Curie died in 1934, aged 66, at a sanatorium in Sancellemoz (Haute-Savoie), France, of aplastic anemia from exposure to radiation in the course of her scientific research and in the course of her radiological work at field hospitals during World War I. Maria Skłodowska was born in Warsaw, in Congress Poland in the Russian Empire, on 7 November 1867, the fifth and youngest child of well-known teachers Bronisława, "née" Boguska, and Władysław Skłodowski. The elder siblings of Maria
Pierre Curie in honor of Pierre, Marie, or both. In the late nineteenth century, Pierre Curie was investigating the mysteries of ordinary magnetism when he became aware of the spiritualist experiments of other European scientists, such as Charles Richet and Camille Flammarion. Pierre Curie initially thought systematic investigation into the paranormal could help with some unanswered questions about magnetism. He wrote to his fiancée Marie: "I must admit that those spiritual phenomena intensely interest me. I think in them are questions that deal with physics." Pierre Curie's notebooks from this period show he read many books on spiritualism. He did not attend