Everything we can see and touch, and quite a lot that we can’t as well, is made of tiny particles called atoms. Some substances, like particles of this iron, contain only one kind of atom. Iron is an ...

Chemical reactions occur when elements or compounds combine and create new compounds. Elements are substances that contain only one type of atom and are represented by unique symbols on the periodic ...

Physicists at MIT have developed a new way to probe inside an atom's nucleus, using the atom's own electrons as "messengers" within a molecule. Typically, experiments to probe the inside of atomic ...

What makes some plastics stick to metal without any glue? Osaka Metropolitan University scientists have peered into the ...

UNIT 1: SOME BASIC CONCEPTS IN CHEMISTRY: Matter and its nature, Dalton's atomic theory; Concept of atom, molecule, element and compound; Physical quantities and their measurements in Chemistry, ...

Rice University materials scientist Pulickel Ajayan, has created unique two-dimensional flakes with two distinct materials molybdenum diselenide on one side of a sharp divide with rhenium diselenide ...

A team of chemists at the Korea Advanced Institute of Science and Technology has succeeded in pulling an oxygen atom from a molecule and replacing it with a nitrogen atom. In their study, published in ...