Moresnet is a storied town and the setting for a European mystery thriller of the same name about a group of friends who dig up a time capsule buried two decades earlier, only to find their names ...

His mission for years has been to measure a population that, by its very nature, seeks to remain elusive. When the subject of the size of the nation’s undocumented immigrant population arises, the ...

Immigration politics are taking center stage. Arun Rath talks to the Pew Research Center's Jeffrey Passel about the declining number of undocumented immigrants arriving from Mexico. Everyone is ...

Before the Nazis invaded in May of 1940, Belgium had publicly declared its neutrality in the event of another World War. In those fragile days leading up to the invasion, tensions were bubbling, with ...

Editor’s Note: Jeffrey S. Passel is a senior demographer at the Pew Hispanic Center and a nationally known expert on immigration to the United States and the demography of racial and ethnic groups.

The U.S. Senate Committee on Homeland Security and Governmental Affairs will hold a hearing on March 26 at 10 a.m. titled “Securing the Border: Defining the Current Population Living in the Shadows ...

Ellen Passel, 62, a real estate agent whose breast cancer diagnosis led her to a second career as an advocate for curing the disease, died March 24 at Virginia Hospital Center in Arlington. She was an ...