![](../../pictures/archives/compress/2010/883/jpeg/22t.jpg) Landscape from Independence Rock west from Casper. Wyoming, July 22, 2010
![](../../pictures/archives/compress/2010/883/jpeg/21t.jpg) Independence Rock west from Casper, with names and messages allegedly carved by emigrants to the West in 1843-1869. Wyoming, July 22, 2010
![](../../pictures/archives/compress/2010/883/jpeg/12t.jpg) Rock Buckwheat (Eriogonum sphaerocephalum) in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 20, 2010
![](../../pictures/archives/compress/2010/884/jpeg/24t.jpg) View from Road 20/26 west from Casper. Wyoming, July 25, 2010
![](../../pictures/archives/compress/2010/883/jpeg/25t.jpg) Rock near Yellowstone Park, view from East Entrance Road. Wyoming, July 24, 2010
![](../../pictures/archives/compress/2010/885/jpeg/17t.jpg) Alcova Reservoir 25 miles south-west from Casper. Wyoming, July 29, 2010
![](../../pictures/archives/compress/2010/885/jpeg/11t.jpg) Sandstone at Cottonwood Creek Dinosaur Trail, 25 miles south-west from Casper. Wyoming, July 27, 2010
![](../../pictures/archives/compress/2010/885/jpeg/08t.jpg) Alcova Reservoir from Cottonwood Creek Dinosaur Trail, 25 miles south-west from Casper. Wyoming, July 27, 2010
![](../../pictures/archives/compress/2010/885/jpeg/09t.jpg) Weathered wood on the top of a hill, view from Cottonwood Creek Dinosaur Trail, 25 miles south-west from Casper. Wyoming, July 27, 2010
![](../../pictures/archives/compress/2010/885/jpeg/10t.jpg) Weathered wood and Alcova Reservoir, view from Cottonwood Creek Dinosaur Trail, 25 miles south-west from Casper. Wyoming, July 27, 2010
![](../../pictures/archives/compress/2019/2447/jpeg/25t.jpg) Peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tombstone in Old Independence Cemetery near Independence. Texas, February 10, 2019
![](../../pictures/archives/compress/2010/885/jpeg/01t.jpg) Quantum Summer School conference. Casper, Wyoming, July 26, 2010
![](../../pictures/archives/compress/2010/885/jpeg/16t.jpg) D. Watson at Quantum Summer School conference. Casper, Wyoming, July 28, 2010
![](../../pictures/archives/compress/2010/885/jpeg/13t.jpg) D. Herschbach at Quantum Summer School conference. Casper, Wyoming, July 28, 2010
![](../../pictures/archives/compress/2010/885/jpeg/14t.jpg) A. Sokolov at Quantum Summer School conference. Casper, Wyoming, July 28, 2010
![](../../pictures/archives/compress/2010/885/jpeg/15t.jpg) D. Mazziotti at Quantum Summer School conference. Casper, Wyoming, July 28, 2010
![](../../pictures/archives/compress/2010/885/jpeg/12t.jpg) L. Cohen at Quantum Summer School conference. Casper, Wyoming, July 28, 2010
![](../../pictures/archives/compress/2010/885/jpeg/05t.jpg) D. Herchbach at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
![](../../pictures/archives/compress/2010/885/jpeg/06t.jpg) M. Scully at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
![](../../pictures/archives/compress/2010/885/jpeg/07t.jpg) D. Watson at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
![](../../pictures/archives/compress/2010/885/jpeg/02t.jpg) M. Scully at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
![](../../pictures/archives/compress/2018/2421/jpeg/06t.jpg) Rock-shield lichen (Xanthoparmelia) on cracked pink granite of Freshman Mountain in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2007/590/jpeg/12t.jpg) Above Garden Creek Waterfall in Casper Mountain, south from Casper. Wyoming, July 16, 2007
![](../../pictures/archives/compress/2007/590/jpeg/13t.jpg) Valley of Garden Creek in Casper Mountain, south from Casper. Wyoming, July 16, 2007
![](../../pictures/archives/compress/2007/590/jpeg/11t.jpg) Casper Mountain near Garden Creek Waterfall, south from Casper. Wyoming, July 16, 2007
![](../../pictures/archives/compress/2010/883/jpeg/20t.jpg) Charles H. Townes at Quantum Summer School conference. Casper, Wyoming, July 21, 2010
![](../../pictures/archives/compress/2010/883/jpeg/15t.jpg) Old farm machinery in Garden Creek Audubon Center. Casper, Wyoming, July 20, 2010
![](../../pictures/archives/compress/2010/883/jpeg/18t.jpg) Parasitic plants in Beartrap Meadow County Park on Casper Mountain. Wyoming, July 21, 2010
![](../../pictures/archives/compress/2007/590/jpeg/17t.jpg) Participants of a physics workshop P. Berman, R. Glauber, S. Prasad, and M. Scully touring the Casper museum. Casper, Wyoming, July 17, 2007
![](../../pictures/archives/compress/2007/602/jpeg/08t.jpg) Standing on a granite dome of Enchanted Rock in Enchanted Rock State Natural Area. Fredericksburg, Texas, October 27, 2007
![](../../pictures/archives/compress/2010/885/jpeg/03t.jpg) Lecture of D. Herchbach "Dimensional scaling" at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
![](../../pictures/archives/compress/2010/885/jpeg/04t.jpg) D. Herchbach during a lecture "Dimensional scaling" at Quantum Summer School conference. Casper, Wyoming, July 26, 2010
![](../../pictures/archives/compress/2010/883/jpeg/16t.jpg) Sulphur Flower (Eriogonum umbellatum) in Beartrap Meadow County Park on Casper Mountain. Wyoming, July 21, 2010
![](../../pictures/archives/compress/2010/883/jpeg/09t.jpg) Yellow stonecrop (Sedum) in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 19, 2010
![](../../pictures/archives/compress/2010/883/jpeg/13t.jpg) Yellow Gaillardia flower in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 19, 2010
![](../../pictures/archives/compress/2010/883/jpeg/17t.jpg) Yellow coralroot (Corallorhiza trifida) in Beartrap Meadow County Park on Casper Mountain. Wyoming, July 21, 2010
![](../../pictures/archives/compress/2010/883/jpeg/11t.jpg) White geranium like flower in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 20, 2010
![](../../pictures/archives/compress/2018/2421/jpeg/03t.jpg) Exfoliation of granite slabs from the dome of Enchanted Rock, view from Freshman Mountain. Enchanted Rock State Natural Area, Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2018/2421/jpeg/12t.jpg) Large slabs of granite at the base of the dome of Enchanted Rock, view from Freshman Mountain. Enchanted Rock State Natural Area, Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2010/883/jpeg/10t.jpg) Sego Lily (Calochortus nuttallii) in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 19, 2010
![](../../pictures/archives/compress/2010/883/jpeg/19t.jpg) Participants of Quantum Summer School conference visiting Beartrap Meadow County Park on Casper Mountain. Wyoming, July 21, 2010
![](../../pictures/archives/compress/2010/883/jpeg/14t.jpg) Blue Penstemon (Penstemon cyaneus) in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 19, 2010
![](../../pictures/archives/compress/2010/883/jpeg/08t.jpg) Spreading dogbane (Fly-trap dogbane; Apocynum androsaemifolium) in Rotary Park near Garden Creek Waterfall, south from Casper. Wyoming, July 19, 2010
![](../../pictures/archives/compress/2024/3573/jpeg/39t.jpg) Rock climbing on cliffs of Paltsevo Rock Massif near Svetogorsk Highway near Vyborg. Russia, July 20, 2024
![](../../pictures/archives/compress/2018/2418/jpeg/09t.jpg) Echo Canyon and Little Rock from a slope of Enchanted Rock in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2018/2418/jpeg/08t.jpg) Little Rock from a slope of Enchanted Rock in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2024/3573/jpeg/40t.jpg) Grey lichen on a granite stone in Paltsevo Rock Massif near Svetogorsk Highway near Vyborg. Russia, July 20, 2024
![](../../pictures/archives/compress/2024/3573/jpeg/20t.jpg) Rock shield lichen (Xanthoparmelia) on a granite boulder on shore of Gvardeysky Island. Vyborg, Russia, July 20, 2024
![](../../pictures/archives/compress/2019/2427/jpeg/31t.jpg) Rock shield lichen (Xanthoparmelia) on a granite tombstone in old Port Sullivan cemetery, west from Hearne. Texas, January 8, 2019
![](../../pictures/archives/compress/2007/590/jpeg/25t.jpg) Vintage car behind the ranch near Casper. Wyoming, July 20, 2007
![](../../pictures/archives/compress/2007/590/jpeg/24t.jpg) A fence behind the ranch near Casper. Wyoming, July 20, 2007
![](../../pictures/archives/compress/2019/2427/jpeg/32t.jpg) Close up of rock shield lichen (Xanthoparmelia) on a granite tombstone in old Port Sullivan cemetery, west from Hearne. Texas, January 8, 2019
![](../../pictures/archives/compress/2007/590/jpeg/21t.jpg) Horseback riding on the ranch near Casper. Wyoming, July 20, 2007
![](../../pictures/archives/compress/2007/590/jpeg/23t.jpg) Mountain slope behind the ranch near Casper. Wyoming, July 20, 2007
![](../../pictures/archives/compress/2007/590/jpeg/22t.jpg) Exploring old farm machinery on the ranch near Casper. Wyoming, July 20, 2007
![](../../pictures/archives/compress/2018/2420/jpeg/11t.jpg) Mexican yolk lichen (Candelina submexicana) together with granite rosette lichen (Physcia halei) at the edge of a granite stone in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2007/591/jpeg/04t.jpg) Visiting a local bar by a participants of a physics workshop. Casper, Wyoming, July 20, 2007
![](../../pictures/archives/compress/2007/591/jpeg/03t.jpg) R. Glauber watching a movie at the end of a physics workshop. Casper, Wyoming, July 20, 2007
![](../../pictures/archives/compress/2007/591/jpeg/02t.jpg) R. Glauber showing a movie at the end of a physics workshop. Casper, Wyoming, July 20, 2007
![](../../pictures/archives/compress/2007/591/jpeg/01t.jpg) A discussion after a talk (G. Kurizki) at a physics workshop. Casper, Wyoming, July 20, 2007
![](../../pictures/archives/compress/2007/590/jpeg/19t.jpg) Mountain climbing during a day hike (M. Scully), south from Casper. Wyoming, July 18, 2007
![](../../pictures/archives/compress/2007/590/jpeg/18t.jpg) A stop during a day hike around Garden Creek Falls, south from Casper. Wyoming, July 18, 2007
![](../../pictures/archives/compress/2007/590/jpeg/10t.jpg) A lecture of R. Lucht, "Tutorial on CARS: from ps to fs" at a physics workshop. Casper, Wyoming, July 16, 2007
![](../../pictures/archives/compress/2007/590/jpeg/20t.jpg) A lecture of M. Scully, "CARS as cooperative spontaneous emission" at a physics workshop. Casper, Wyoming, July 19, 2007
![](../../pictures/archives/compress/2007/590/jpeg/26t.jpg) A lecture of Yi Qin Gao, "The non-statistical behavior in ozone recombination reactions" at a physics workshop. Casper, Wyoming, July 20, 2007
![](../../pictures/archives/compress/2007/590/jpeg/09t.jpg) A lecture of Hiro-o Hamaguchi, "Raman spectroscopy; Its width and Depth" during a physics workshop. Casper, Wyoming, July 16, 2007
![](../../pictures/archives/compress/2007/590/jpeg/16t.jpg) A group of participants of a physics workshop in National Historic Trails Interpretive Center. Casper, Wyoming, July 17, 2007
![](../../pictures/archives/compress/2019/2447/jpeg/01t.jpg) Peppered rock-shield lichen (Xanthoparmelia conspersa) on a tombstone in Old Independence Cemetery near Independence. Texas, February 10, 2019
![](../../pictures/archives/compress/2007/590/jpeg/15t.jpg) A lecture of R. Glauber, "Cooperative Spontaneous Emission and Scattering of Light by Ensembles of Atoms" at a physics workshop. Casper, Wyoming, July 17, 2007
![](../../pictures/archives/compress/2007/601/jpeg/23t.jpg) Exfoliation (onion skin weathering of granite) of Enchanted Rock. Fredericksburg, Texas, October 27, 2007
![](../../pictures/archives/compress/2018/2419/jpeg/17t.jpg) Rock-shield lichen Xanthoparmelia in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2003/355/jpeg/14t.jpg) A rock in the middle of Bell Rock Road in Freetown - Fall River State Forest. Massachusetts, August 24, 2003
![](../../pictures/archives/compress/2018/2419/jpeg/10t.jpg) Rock-shield lichen (Xanthoparmelia) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2018/2418/jpeg/23t.jpg) Rock-shield lichen Xanthoparmelia in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2018/2418/jpeg/06t.jpg) Rock abrasion made by visiting tourists in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2018/2418/jpeg/25t.jpg) Lichens covering granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2018/2418/jpeg/24t.jpg) Various lichens on a granite stone in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2018/2410/jpeg/30t.jpg) Rock-shield lichen (Xanthoparmelia) on a granite tombstone in City Cemetery. Bryan, Texas, December 8, 2018
![](../../pictures/archives/compress/2018/2421/jpeg/02t.jpg) Rock-shield lichen (Xanthoparmelia) on Freshman Mountain in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2018/2420/jpeg/22t.jpg) Rock-shield lichen Xanthoparmelia in shaded place in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2019/2429/jpeg/30t.jpg) Rock shield lichen (Xanthoparmelia)(?) on a limestone rock in a forest in Pedernales Falls State Park. Johnson City, Texas, January 11, 2019
![](../../pictures/archives/compress/2007/601/jpeg/26t.jpg) Pedestal rock (differential weathering) near Turkey Pass Trail in Enchanted Rock State Natural Area. Fredericksburg, Texas, October 27, 2007
![](../../pictures/archives/compress/2019/2429/jpeg/24t.jpg) Rock shield lichen (Xanthoparmelia) on a mossy limestone rock in Pedernales Falls State Park. Johnson City, Texas, January 11, 2019
![](../../pictures/archives/compress/2018/2419/jpeg/16t.jpg) Mexican yolk lichen (Candelina submexicana) together with Aspicilia on a rock edge in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2007/590/jpeg/14t.jpg) A lecture of J. Laane, "Applications of Symmetry and Group Theory in Chemistry and Molecular Physics I" at a physics workshop. Casper, Wyoming, July 16, 2007
![](../../pictures/archives/compress/2018/2421/jpeg/24t.jpg) View of the granite dome from Echo Canyon. Enchanted Rock State Natural Area, Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2019/2459/jpeg/01t.jpg) Peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tombstone in City Cemetery. Bryan, Texas, March 3, 2019
![](../../pictures/archives/compress/2018/2418/jpeg/14t.jpg) Firedot lichen Caloplaca on granite stone in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2018/2410/jpeg/20t.jpg) Peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, December 8, 2018
![](../../pictures/archives/compress/2019/2459/jpeg/15t.jpg) Apothecia of peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, March 3, 2019
![](../../pictures/archives/compress/2019/2459/jpeg/16t.jpg) Texture of peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, March 3, 2019
![](../../pictures/archives/compress/2019/2459/jpeg/14t.jpg) Pattern of peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in City Cemetery. Bryan, Texas, March 3, 2019
![](../../pictures/archives/compress/2018/2423/jpeg/15t.jpg) Apothecia of peppered rock-shield lichen (Xanthoparmelia conspersa) on a granite tomb in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
![](../../pictures/archives/compress/2018/2410/jpeg/21t.jpg) Peppered rock-shield lichen (Xanthoparmelia conspersa) with millipeds on a granite tomb in City Cemetery. Bryan, Texas, December 8, 2018
![](../../pictures/archives/compress/2018/2419/jpeg/03t.jpg) Dark brown crustose lichen Caloplaca on granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2018/2419/jpeg/13t.jpg) Brown lichen Caloplaca with other crustose lichens on pink granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2018/2420/jpeg/12t.jpg) Mexican yolk lichen (Candelina submexicana) on pink granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2018/2420/jpeg/19t.jpg) Tiny yellow flower of aster family on pink granite in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
![](../../pictures/archives/compress/2018/2420/jpeg/13t.jpg) Narrow lobes of granite rosette lichen (Physcia halei) in Enchanted Rock State Natural Area. Fredericksburg, Texas, December 25, 2018
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