in 1867, in (Warsaw).
Polonium and was discovered in 1898 by Pierre Curie and Marie Curie.
Marie Curie's first child was named Irene, she was born on September in 1897
Polonium was discovered by Marie Curie and Pierre Curie in 1898.
Marie Sklodowska-Curie and her husband Pierre Curie in 1898
Eve: 1904 Irene: 1897
Marie Sklodowska (who later married Pierre Curie) was born in Warsaw in 1867. Depending on how you define something as "going on," there were several events in that year that might be notable.
Marie Curie made her discovery of the element radium in 1898.
Marie Curie received the Nobel in 1903 and again in 1911.
Chemical elements are not invented; they are discovered or prepared.Polonium was discovered (not invented) by Marie Curie and Pierre Curie in 1898.
Marie Curie
Polonium was discovered in 1898 by Pierre Curie and Marie Curie, in a Paris laboratory.
Bequerel was the first to note radioactivity, in 1896. Curie discovered radium in 1898, after experiments with uranium and then pitchblende.