Concrete's Role As A Building Block In History | WAMU 88.5 - American University Radio

Concrete's Role As A Building Block In History

In his book Concrete Planet, author Robert Courland discusses why the concrete first used by the Romans is more durable than the concrete used in most present day buildings. Plus, mineralogist Peter Stemmerman tells us about his invention, Celitement and why it is greener than Portland cement.
NPR

'Little House,' Big Demand: Never Underestimate Laura Ingalls Wilder

Wilder's memoir reveals that she witnessed more violence than you'd ever know from her children's books. The South Dakota State Historical Society can barely keep up with demand for the autobiography.
NPR

Coffee Horror: Parody Pokes At Environmental Absurdity Of K-Cups

The market for single-serving coffee pods is dominated by Keurig's K-Cups. But they aren't recyclable, and critics say that's making a monster of an environmental mess. Meet the K-Cup Godzilla.
WAMU 88.5

Maryland's Biggest Campaign Donors Didn't Get Results In 2014

A lot of dollars from big donors went toward Democrat Anthony Brown's loss in the gubernatorial election.

WAMU 88.5

Concerns About Digital Snooping Spur Bipartisan Legislative Push In Va.

Former state Attorney General Ken Cuccinelli and the ACLU are supporting legislation that would limit the ability of law-enforcement and regulatory agencies to collect information and build databases without a warrant.

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