1348-5370 - Ebola virus particles (blue) found both as extracellular particles and budding particles from chronically infected African green monkey kidney cells. Image captured and color-enhanced at the NIAID Integrated Research Facility in Ft. Detrick, Maryland.
1116-50730 - Close-up of Lupine (Lupinus arcticus) flowers in a field at sunset, Turnagain Arm of Cook Inlet and Chugach Mountains in the background, South-central Alaska in summertime; Portage, Alaska, United States of America
1116-50729 - Alaska Railroad track crossing Bird Creek mouth with Turnagain Arm of Cook Inlet, South-central Alaska in summertime; Portage, Alaska, United States of America
1116-50715 - Display of Nenana Ice Classic tripod for 2016 and tower by Tanana River, Interior Alaska in summertime; Nenana, Alaska, United States of America
1116-50681 - Brooks Mountains and Dalton Highway in fall colours, Gates of the Arctic National Park and Preserve, Arctic Alaska in autumn; Alaska, United States of America
1116-50717 - Overlooking Campbell Creek Valley and Anchorage, Chugach State Park, South-central Alaska in summertime; Anchorage, Alaska, United States of America
1116-50731 - Sunset over Lupine (Lupinus arcticus) field at Turnagain Arm, Chugach Mountains in the background, South-central Alaska in summertime; Portage, Alaska, United States of America
1116-50728 - Alaska Railroad track along with Turnagain Arm of Cook Inlet, Chugach Mountains in the background, South-central Alaska in summertime; Portage, Alaska, United States of America
1116-50721 - Aerial view of Eklutna Lake surrounded by greens, Chugach State Park, South-central Alaska in summertime; Alaska, United States of America