Former Public Schools superintendent Matthew D. Constant pleaded guilty to multiple charges in U.S. District Court Tuesday, including sexual exploitation of a minor and online enticement of a minor.

A mortgage constant is the percentage of money paid each year to pay or service a debt compared to the total value of the loan. The mortgage constant helps to determine how much cash is needed ...

The Hubble constant is one of the most important numbers in cosmology because it tells us how fast the universe is expanding, which can be used to determine the age of the universe and its history. It ...