Editor’s Note: This is the 12th in a series of essays on exploration by NASA’s Chief Historian, Steven J. Dick.
Societal Issues
NASA Administrator’s Symposium Examines Exploration and Risk
Have you ever been into space, in a research submarine, or been a part of a remote polar research base? Whether it’s exploring the depths of our oceans or reaching […]
The Search for Extraterrestrial Intelligence (SETI) 1997
Over the past two decades there has developed an increasingly serious debate about the existence of extraterrestrial intelligent life. More recently, there have been significant deliberations about ways in which […]
Carl Sagan – Galileo Interdisciplinary Scientist (1934 – 1996)
Carl Sagan passed away on December 20, 1996 of pneumonia after a two-year battle with bone marrow disease. He was 62, and will be sorely missed by his friends and […]
Book: Intelligent Life In The Universe by I.S. Shklovskii and Carl Sagan
This book, first published in 1966, is a product of a unique international collaboration between a world famous Russian astronomer and a leading American space scientist, the first popular and […]
