chemistry
Where Should We Look for Life in the Solar System?
Emily Lakdawalla is the senior editor and planetary evangelist for the Planetary Society. She's also one of the most knowledgeable…
Intelligent Alien Dinosaurs?
I for one welcome our alien dinosaur overlords…maybe. Dinosaurs once roamed and ruled the Earth. Is it possible that similar…
Honoring Copernicus – Three New Elements Added To The Periodic Table
[/caption] Today, November 4, 2011, the General Assembly of the International Union of Pure and Applied Physics (IUPAP) is meeting…
Atomic number
[/caption] Ever wonder why the periodic table of elements is organized the way it is? Why, for example, does Hydrogen…
What Is Atomic Mass
[/caption] The answer to 'what is atomic mass' is this: the total mass of the protons, neutrons, and electrons in…
What Is An Electron
[/caption] What is an electron? Easily put, an electron is a subatomic particle that carries a negative electric charge. There…
Electron Volt
[/caption] From the name, electron volt, you might guess that this has something to do with electricity. Well, you'd be…