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 ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. WOMAN: The Greeks had many ideas about the chemistry of things. But the one who came closest to the ...

The heaviest element that humans have ever found is called oganesson. Each atom of the stuff packs a whopping 118 protons into its dense center. In contrast, hydrogen—the most abundant element in the ...

Changing the chemistry of a compound is difficult by itself, but modifying materials only a few atoms thick is its own challenge. A group of University of Chicago scientists announced an innovative ...

Revision Notes for CBSE Class 10 Science Chapter 4: CBSE Class 10 students can now revise their Science syllabus in a few minutes with the help of the quick revision notes or short notes presented by ...