Elizabeth Williams

Some 80 years after creating the first synthetic element, scientists are still filling gaps in the periodic table. ˌsɪluːˈets●

Modern‑day alchemy: a recipe for a new superheavy element

Even though nearly 80 years have passed since the discovery of Technetium, the first “synthetic” element, the periodic table of elements remains a work in progress. On Tuesday, evidence for the existence…
Some of the isotopes we find here on Earth were created in supernova explosions like this one. NASA

Explainer: what is an isotope?

If you’ve ever studied a periodic table of the elements (see below), you’re probably already aware that this table reveals a great deal about the chemical properties of the atoms that make up our world…

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