A new study of Sardinia figurines reveals mixed copper sources, Iberian trade links, and the island’s active role in ancient ...

Isotopic variation in northern and southern hard clam (quahog) shells is used in studies including paleoecology, paleoclimatology, and archaeology. It is unknown, however, whether species-specific ...

“Providing a stable source of isotopes is essential to sustaining the global radiopharmaceutical supply chain,” said David ...

The Canadian Nuclear Isotope Council and nuclear innovation company Nuclear Promise X will explore the feasibility of using Canadian nuclear reactors to produce plutonium-238 for use in deep space ...

To save elephant populations from extinction, the international community banned the sale of their ivory—but selling mammoth ivory remains legal, and the two are difficult to tell apart, especially ...

Scientists have discovered a new type of uranium that is the lightest ever known. The discovery could reveal more about a weird alpha particle that gets ejected from certain radioactive elements as ...

Spacecraft have used a plutonium isotope to stay afloat for decades, but another isotope could last even longer.

When it comes to Earth’s climate system, water is often at the center of the story — whether it’s too much, too little or ...