Temperature is a physical quantity expressing the subjective perceptions of hot and cold. Temperature is measured with a thermometer, historically calibrated in various temperature scales and units of measurement.
The most prominent owner of Facebook, Mark Zuckerberg (24% of the company), was born on May 14, 1984. This makes him 26 years old as of July 2010.
Priscilla Chan (philanthropist) Priscilla Chan (born February 24, 1985) is an American philanthropist and pediatrician. She is the wife of Mark Zuckerberg, the co-founder and CEO of Facebook. As of 2015, she and her husband have pledged more than $1.6 billion to charities.