Not all fonts have the letter M in them (for example Chinese), but all fonts have a height. The term has therefore come to mean the height of the font - not the width of the letter M. In CSS, the em unit is a general unit for measuring lenghts, for example page margins and padding around elements.
Boston University's largest study abroad program is located in London, England. Boston University London Programmes offers a semester of study and work in London through their London Internship Program (LIP), as well as a number of other specialized programs.
University of California, Berkeley. Not to be confused with Berkeley College, Berkeley College (Yale University), or Berklee College of Music. The University of California, Berkeley, (also referred to as UC Berkeley, Berkeley, Cal, Cal Berkeley, and California) is a public research university located in Berkeley, California.