Wednesday, February 07, 2007

Anthropogenic global warming, extraterrestrial messenger probes and ‘Consequences of Success in SETI’

Welcome! “Alien Life” tracks the latest discoveries and thoughts in the various elements of the famous Drake Equation. You may notice that this and future entries are shorter than usual; Career, family and book deal commitments have forced me to cut back some of my projects. Now, here’s today’s news:
g Abodes - Human-caused global warming—also called “anthropogenic” global warming—is the latest example of life altering Earth, but it is not the most dramatic. See article.
g Intelligence - Bully bosses need to lighten up and wallflower managers would do well to stand up, according to a new study of what makes an effective business leader. See
g Message - How might we detect an extraterrestrial messenger probe already in the solar system? See Note: This article is from 1983.
g Learning - The challenge to communicate both the breadth and depth of astrobiology is discussed by Carol Oliver, of the Australian Centre for Astrobiology. As a researcher in communicating science, she considers how best to tell a busy public what it means to explore other worlds for signs of life elsewhere. See
g Imagining - What is panspermia, a concept that appears in a number of science fiction stories, and how plausible is it? See
g Aftermath - Here’s another "old" piece worth reading: "Consequences of Success in SETI: Lessons from the History of Science" (, given during a Bioastronomy Symposium in 1993.