First Uses of the Periodic Table Element -Astatine

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On January 4, 2026

Astatine is one of the rarest elements on Earth, with only tiny amounts existing in nature. It is a highly radioactive element and was first discovered in 1940 by a team of scientists led by Dale R. Corson, Kenneth Ross MacKenzie, and Emilio Segrè.

Due to its high radioactivity, astatine has very limited practical uses. However, scientists have conducted experiments to study its properties and potential applications in the field of medicine. One of the early uses of astatine was in cancer research, where it was investigated for its potential in targeted alpha-particle therapy. This type of therapy uses alpha particles to target and destroy cancer cells while minimizing damage to healthy tissue.

In addition to medical research, astatine has also been used in scientific studies to better understand the behavior of heavy elements and the structure of the atom. Its properties have prompted interest in exploring its potential for use in nuclear medicine, but more research is needed to fully understand its benefits and risks.

While astatine may not have as many practical applications as other elements, its uniqueness and potential in the fields of medicine and nuclear research make it an intriguing element for scientists to study and explore.

This article is brought to you by Sybrina Durant, the author of the Magical Elements of the Periodic Table Book Series. Learn More.

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