"On the Plausibility of Intelligent Life on Other Worlds: A Cognitive-Semiotic Assessment of fi· fc · L"

In this Special Section on Familiarizing the Extraterrestrial / Making Our Planet Alien, edited by Istvan Praet and Juan Francisco Salazar, David Dunér scrutinizes the underlying suppositions involved in the search for extraterrestrial intelligence (SETI) research, particularly the last three factors of the Drake equation.

The State of Nature: Ecology, Community, and American Social Thought, 1900-1950

Gregg Mitman examines the relationship between issues in early twentieth-century American society and the sciences of evolution and ecology to reveal how explicit social and political concerns influenced the scientific agenda of biologists at the University of Chicago and throughout the United States during the first half of the twentieth century.

Molding the Planet: Human Niche Construction at Work

About this issue

This volume explores some of the diverse niches created by humans in different times and places. The essays span the globe, from Texas to China, from Scandinavia to Papua New Guinea, exploring agricultural spaces and indoor biomes, human aesthetics, and Anthropocentric perspectives.