Oxidative stress, caused by an imbalance between reactive oxygen species (ROS) and antioxidant defenses, plays a central role ...

From a tiny electric jolt when touching a doorknob to styrofoam peanuts that cling to a mischievous cat's fur -- the well-known and seemingly simple phenomenon of static electricity has puzzled people ...

A biochemical reaction is the transformation of one molecule to a different molecule inside a cell. Biochemical reactions are mediated by enzymes, which are biological catalysts that can alter the ...