Take a drop of saliva from the top of your tongue or between your cheek and gums, place it between your thumb and forefinger, and then pull your fingers slowly apart to a distance of about a ...

Proceedings of the National Academy of Sciences of the United States of America, Vol. 106, No. 42 (Oct. 20, 2009), pp. 17644-17649 (6 pages) The "beads-on-a-string" model for folding of polymers is a ...

KAMPALA, Uganda — Laker Fatuma’s big smile threatens to turn up the wattage in the already bright Ugandan sky as she rolls bright-green beads in the shade of a mango tree. Fatuma has reason to smile: ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. As of 2004 there are 2 necklaces with ...