The notebooks Marie Curie filled with her research are still dangerous to touchhttps://spacedaily.com/t-the-notebooks-marie-curie-used-in-her-research-remain-radioactively-contaminated-more-than-a-hundred-years-later-some-curie-papers-have-been-found-contaminated-with-radium-226-an-isotope-with-a-half/ by binyu • 1 month ago 14 6 1 month agoSPspacedaily.com