Massive stars create heavy elements from lighter ones through fusion, eventually forging an iron core over millions of years.

Proton emission was first observed in the 1970s, with early discoveries involving isotopes like cobalt‑53 and lutetium‑151. These findings confirmed that atomic nuclei can decay by losing individual ...

Today, the world holds an estimated 130 million tonnes of rare earth reserves. Of that, China owns the lion's share, 44 ...

For the first time in nearly 30 years, scientists have discovered the heaviest atomic nucleus ever observed that decays by ...

Plutonium stands as one of the most dangerous and toxic elements ever created by humanity. This video explores the science ...

The discovery of a metal-rich star packed with both light and heavy elements hints at exotic stellar explosions and the role ...

Discover the fascinating world of particle physics — the most fundamental building blocks of the universe and the forces that connect them.

Brazil nuts are among the most radioactive foods available ... radioactive due to the presence of naturally occurring radioactive elements like uranium and thorium. In fact, large shipments ...

After a year of fastidious planning, a microscopic sample of the ultra-rare radioactive element berkelium arrived ... no one can access it now or, for the most dangerous waste products, in the ...

The radioactivity of radium then must be enormous.” This substance is the most radioactive natural element, a million times more so than uranium. It is so radioactive that it gives off a pale ...

THE world’s most dangerous toy that contains real ... tobernite and uraninite - which all contain the radioactive element uranium. Radiation emitted by the uranium as it decays can damage ...

The elements in this group include some of the most common and useful ones on the ... occurring isotope - francium-223 - forms during the radioactive decay of actinium. In 1939, it was detected ...