The Pale Blue Data PointA thrilling tour of Earth that shows the search for extraterrestrial life starts in our own backyard. Is there life off Earth? Bound by the limitations of spaceflight, a growing number of astrobiologists investigate this question by studying life on our planet. Astronomer and author Jon Willis shows us how it's done, allowing readers to envision extraterrestrial landscapes by exploring their closest Earth analogs. With Willis, we dive into the Pacific