Sarah Spivey is a San Antonio native who grew up watching KSAT. She has been a proud member of the KSAT Weather Authority ...

A well-established technique, acid-base titration is an analytical method used to determine the concentration of an unknown acid or base. In practice, it involves adding a solution of known strength ...

Anniversaries conjure to many people’s minds the scent of roses or the pop of a cork from a bottle of champagne. Not so for people in grief. Psychologists first wrote about anniversary reactions in ...