gabriel elezondo on the goli river in west virginia. >> u.s.ce agency, nasa has uploaded more than 8,000 photographs taken by apollo astronauts during trips to the moon. the images are high-resolution versions of original nasa photos taken during the missions in the 1960s and '70s. every phonetate by the astronaunts with their chest-mounted cameras can be moved. during the 3 day journey betweening earth and the moon. more for you on our website. aljazeera.com and you can watch us live by clicking on the watch now icon." ♪ wild fire. we're going to explore the intersection of hardware and humanity and we're doing it in a unique way. this is a show about science by scientists. tonight: technkow in search of the great american prarie. >> we're in the prarie state yet ironically, we have such little of it left. >> farming and overdevelopment killed it, now get ready for this... an explosition of color and the return of these native animals. >> how many plant speices do you