The near-complete database reflects a spirit of trust and collaboration among the country’s scientific community — but will ...

These giant rocks could roll at any moment. The fact they haven't offers a window into the shaking of ancient Earth.

These giant rocks could roll at any moment. The fact they haven't offers a window into the shaking of ancient Earth.

The Lehigh River is at its lowest level in eight years, thanks to several months of abnormally dry weather. The U.S.

University of Maryland researchers have found intriguing new evidence of ancient seafloor deep beneath the Earth's surface.

1 map ; 30 x 31 cm. You can order a copy of this work from Copies Direct. Copies Direct supplies reproductions of collection material for a fee. This service is offered by the National Library of ...

The state’s efforts to acquire federal lands in the fossil-fuel-rich Powder River Basin continue, despite a failed attempt to ...

1 map : both sides, col. ; 98 x 278 cm., sheet 110 x 150 cm.