Debbie Wasserman Schultz to Resign D.N.C. Post. Representative Debbie Wasserman Schultz of Florida, chairman of the Democratic National Committee, at a rally for Hillary Clinton and her running mate, Senator Tim Kaine, in Miami on Saturday. Credit Scott McIntyre for The New York Times. Follow along with our coverage of the Democratic National Covention.
States of Matter: Facts. Matter is all around us. Matter is the air you are breathing. Matter is the computer you are reading from now. Matter is the stuff you touch and see. And it is more. Matter is defined as anything that has mass and takes up space.
In the classical physics observed in everyday life, matter is any substance that has mass and takes up space; this includes atoms and anything made up of these, but not other energy phenomena or waves such as light or sound.[1][2] More generally, however, in (modern) physics, matter is not a fundamental concept because a universal definition of it ...