Scientists found an unexpected nuclear energy shift in radioactive lanthanum isotopes, challenging existing models and ...

In 1913, Niels Bohr revised Rutherford's model by suggesting ... still a difference between the atomic number of the atom and the atomic mass. Bohr and other scientists knew that there also ...

were made possible by complementary experimental techniques and call for better theoretical models. While the coexistence of different shapes in the atomic nucleus has been known for over six ...

We gather a diverse array of the most informed and influential voices tracking man-made threats and bring their innovative ... created by scientists who saw an immediate need for a public reckoning in ...

Atomic scientists moved their "Doomsday Clock" closer to midnight than ever before, citing Russian nuclear threats amid its ...

Scientists have observed “bending” atoms ... and distinctive circular patters showed atomic diffraction. Current atomic interferometers rely on nanomechanical membranes, but increased momentum ...

Founded by scientists and engineers of the Manhattan Project in the wake of the atomic bombings of Hiroshima and Nagasaki ... s leading experts in the fields of nuclear weapons and their delivery ...