Current concepts of planet habitability

Welcome! "Alien Life" tracks the latest discoveries and thoughts in the various elements of the famous Drake Equation. Here's today's news:g Abodes - In part two of The Great Exoplanet Debate, the panel discusses current concepts of habitability and how they are changing. This debate comes from a plenary session hosted by Astrobiology Magazine at the 2012 Astrobiology Science Conference. See article.g Life - Scientists have announced scientific results from an expedition to one of the most inaccessible places on Earth. The team found that a highly active community of bacteria survives in sediment at the bottom of the Mariana Trench - nearly 11 km below sea level. See article.g Message - Book alert: In “Are We Alone? Scientists Search for Life in Space,” a rare combination of engaging narrative and factual information, Gloria Skurzynski uses techniques she's developed as a fiction writer to energize her science writing. This book not only brings the reader into the world of extra-terrestrial science, but is also very much about the hopes and dreams of real people. She lends a strong personal voice to the narrative, drawing the reader deep into the world of extraterrestrial study. Humans have always been fascinated with extraterrestrial ...