Out There: A Scientific Guide to Alien Life, Antimatter, and Human Space Travel (For the Cosmically Curious)

Considering the vastness of outer space, contemplating the possibilities of extraterrestrial life tends to pose more questions than answers. Dr. Michael Wall of Space.com adopts these myriad questions as a springboard to describe what we do know about astronomy, physics, and the bounds of reality and explores the leftover, unknown space with the same framework of logic. Where would an alien come from? What would they look like, be comprised of, or intend? Out There poses questions and has a good time with the answers.