The Colibrí Center for Human Rights was a vital link between families and their missing loved ones. Now it's gone dark.

Geofencing is a tool now in the toolbelt of North Carolina Missing Persons to help drill down and alert a small geographic area quickly to a person's disappearance. As Savannah Guthrie shares her ...

Math Puzzle: Only intelligent minds can solve this math puzzle by finding the missing value in 17 seconds. Are you one of them? Try now! A math puzzle is a type of brain teaser that tests the reader's ...

Abstract: Missing value in time series data can disrupt the analysis of historical data, especially stock market data, which requires the sequence of data points. This research proposes a method for ...