Phil Clements continues his discussion of the 1963 American Mount Everest Expedition, the subject of his new book: Science in an Extreme Environment: The American Mount Everest Expedition. He discusses the expedition party's scientific findings and treatment of local Sherpas. He also talks about the expedition's broader relevance to the study of environmental history and climate change.

Phil Clements discusses the 1963 American Mount Everest Expedition, the subject of his new book: Science in an Extreme Environment: The American Mount Everest Expedition. Originally broadcast in November 2017.

Eric Berger, senior space editor at Ars Technica, talks about this week's launch of the Falcon Heavy -- the world's most powerful rocket -- and how it may change the future of spaceflight.

Jorge Canizares-Esguerra discusses the 16th century mining center of Potosí and how its peoples and technologies shaped 16th century science.

Historian Kate Sheppard discusses Egyptologist Margaret Alice Murray who was central to the field of British Egyptology at the turn of the twentieth century. Sheppard is the author of The Life of Margaret Alice Murray: A Woman's Work in Archaeology.