Science Jun 06 How Mother Nature and a Pentagon mathematician created the world’s largest instrument By Julia Griffin, Kristin Hugo
Dec 04 Watch Uncovering ancient human fossils at Sima de los Huesos Excavation works at the cave site Sima de los Huesos.
Science Jun 02 Watch Stalagmites Provide Clues in Changing Rainfall Patterns ITN's Channel 4 news correspondent Tom Clarke reports on what scientists are learning from stalagmites about the rainfall and changing weather patterns in a remote region of southwest Poland.
Nation Dec 27 Pentagon Revises Cave Search Plans U.S. officials have decided to limit the number of American troops searching the Tora Bora cave complex for clues to Osama bin Laden's whereabouts. Despite the move, Pentagon officials continued to press Afghan commanders to probe region.