IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This lithographed tin “Atomic Gun” ...

On 17 February 1869, Russian chemist Dmitri Mendeleev jotted down the symbols for the chemical elements, putting them in order according to their atomic weights and inventing the periodic table. He ...

Iran’s nuclear program and missile arsenal have garnered increased international scrutiny. Despite U.S. strikes on Iranian bases last year, nuclear talks between the two countries are now back on the ...

Atom optics is the study of the wave-like properties of beams of atoms. Wave–particle duality — a central principle of quantum mechanics — implies that effects traditionally associated with waves, ...