Students will be able to explain that the parts of an object can be rearranged to create a new object. Students will also get a sense of the number of different objects that can be created from a ...

(Nanowerk News) Chemist John Dalton proposed the theory that all matter and objects are made up of particles called atoms, and this is still accepted by the scientific community, almost two centuries ...

From nearly indestructible metals, like tungsten, to delicate clouds in the sky, atoms make up everything around us. But do these atoms ever touch each other? As with most topics in atomic physics, ...

Matter is made up of very small parts called atoms. Atoms can combine in different numbers and in different ways to make different molecules. Atoms and molecules make up all of the different ...

If you think of a single atom as a grain of sand, then a wavelength of visible light—which is a thousand times larger than ...

A study has yielded new answers to fundamental questions about the relationship between the size of an atom and its other properties, such as electronegativity and energy. The results pave the way for ...

The expansion of the universe is so tiny that it can only be noticed over vast timescales or huge distances, or some combination of both. The expansion rate is approximately 70 kilometres per second ...

Confining and rotating extremely cold atoms or molecules within atomic “Ferris wheels” made from laser light could test ...

The 2025 Nobel Prize in physics honors three quantum physicists—John Clarke, Michel H. Devoret and John M. Martinis—for their ...