IN order to obtain long cores from the ocean floor two fundamental difficulties have to be overcome: first, the problem of imparting to the coring tube sufficient energy to embed itself in the ...

FEW geophysical problems have such important bearings as that of sampling undisturbed sediment cores of great length from ocean deeps. Questions pertaining to the permanence of ocean basins or their ...

Design and build a device that can take a core sample from a potato "asteroid." Design and build a device that can take a core sample from a potato "asteroid." Design Squad is available to stream on ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. overall; hook: 20 5/8 in x 2 1/4 in x ...