Researchers using the KEK Isotope Separation System (KISS) in Japan have created a new isotope of uranium with 149 neutrons to go along with the element’s 92 protons (Phys. Rev. Lett. 2023, DOI: ...

Demand for the ornaments, jewelry, and other luxury items carved from the ivory in elephant tusks has led poachers to decimate elephant populations. An international ban exists on the ivory trade, and ...

Dedicated at the University of Chicago on October 10, 2016. In 1946, Willard Libby proposed an innovative method for dating organic materials by measuring their content of carbon-14, a newly ...

When high-energy radiation interacts with water in living organisms, it generates particles and slow-moving electrons that ...

With five more protons than should be stable, the newly discovered nitrogen-9 isotope sits right on the borderline of physical possibility. When you purchase through links on our site, we may earn an ...

Hailed as one of the 50 most important women in science, she found ways to study rare radioactive isotopes and advanced the ...