Extraterrestrials - (MIT Press Essential Knowledge) by Wade Roush (Paperback)

The book "In this EK title Roush investigates a topic that has fascinated him since college -- the possibility and probability of life, intelligent or otherwise, in the universe." This is a must-read for anyone interested in the search for extraterrestrial life and the implications of finding life on other planets.

The author covers various iterations of SETI, or the search for extraterrestrial intelligence, as well as recent efforts to find exoplanets.

With discoveries of 'extremophile' life on Earth, the possibility of life existing in even very basic forms on other planets becomes more likely.

This book provides an engaging exploration of one of the most important unsolved problems in science and is a must-read for anyone interested in the universe and its potential for life beyond our planet.