The elements were placed in the periodic table’s seventh row ... by the natural repulsion of protons because of their like charges. “The Germans brought the target and projectile nuclei ...

More than 75 years after its initial discovery, scientists have created an organometallic molecule containing the transuranium element berkelium. According to a new study, the electronic signature of ...

The “lead” of a pencil is actually made of a substance called graphite which is made of carbon atoms. The picture shows a close-up of one carbon atom. A hydrogen atom has one proton as the nucleus and ...