Search Tags: david h. koch
An energy businessman is donating a record $35 million to the Smithsonian's National Museum of Natural History to build a new dinosaur hall on the National Mall, the museum complex announced Thursday.
Thursday - 05/03/2012, 06:56pm EDT
, August 29, 2014
Now: 73 °FToday: Mostly sunny
Hi: 82 °F | Lo: 63 °F