The rocks of the Flinders Ranges formed at the same time as the Pacific Ocean basin. The plate tectonic “ dance of the continents ” tore North America away from Australia 800 million years ago.

The Warratyi rock shelter in the Flinders Ranges, 550km north of Adelaide, is an impressive place. The South Australian cave is a natural geological feature and it stands out from the surrounding ...

Wild orchids grow — to the surprise of many people — in the Catalina Mountains and other high ranges of Southeastern Arizona, and a Native Orchid Conference this week in Benson attracted wild ...