One of the earliest topics encountered by students of chemistry is atomic theory (the structure of the atom). The Building Atoms, Ions and Isotopes HD Lite app is a free app by Carolina Biological ...

Like everything we see in the world, isotopes are a type of atom, the smallest unit of matter that retains all the chemical properties of an element. Isotopes are forms of a chemical element with ...

Chemists searching for the island of stability now have a better map. Thanks to the discovery of six new variations of the superheavy elements on the bottom rung of the periodic table, scientists are ...

Models of the atom - AQA Radioactive decay - AQA Uses and dangers of radiation - AQA Nuclear fission and fusion - AQA Sample exam questions - atomic structure - AQA ...

This clip shows how carbon is made up from sub-atomic particles. Electron shells are mentioned. Two extra neutrons are added to make an unstable isotope which explodes at the end. This clip could be ...

Scientists have created six new isotopes of the superheavy elements, reaching in an unbroken chain of decays from element 114 down to rutherfordium. The discovery is a major step toward understanding ...

Elizabeth Williams receives funding from the Australian Research Council. If you’ve ever studied a periodic table of the elements (see below), you’re probably already aware that this table reveals a ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Sean Liddick, Associate Professor of Chemistry, ...

The rare radioactive substance made its way from the United States to Russia on a commercial flight in June 2009. Customs officers balked at accepting the package, which was ensconced in lead ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

Sean Liddick receives funding from the Department of Energy . Artemis Spyrou receives funding from the National Science Foundation in the U.S. Just a few hundred feet from where we are sitting is a ...