Nuclear isomers are crucial probes for studying the structure of nuclei. Unlike chemical isomers—which have the same chemical formula but different arrangements of atoms—nuclear isomers are nuclei that exist in a long-lived and relatively stable excited state. Go to...
The shooter, who shouted “Allahu Akbar” before opening fire at Old Dominion University had previously spent eight years in prison for attempting to aid the Islamic State Go to Source
