Incoming Resources
- Imagined life, a speculative scientific journey among the exoplanets in search of intelligent aliens, ice creatures, and supergravity animals, James Trefil, Michael Summers
- UFO, the inside story of the US government's search for alien life here--and out there, Garrett M. Graff
- Is there anybody out there?, by Laura Krantz
- The little book of aliens, Adam Frank
- The aliens are coming!, the extraordinary science behind our search for life in the universe, Ben Miller
- The eerie silence, renewing our search for alien intelligence, Paul Davies
- Out there, a scientific guide to alien life, antimatter, and human space travel (for the cosmically curious), Michael Wall, PhD (senior writer, Space.com)
- The possibility of life, science, imagination, and our quest for kinship in the cosmos, Jaime Green
- Rare earth, why complex life is uncommon in the universe, Peter Ward, Don Brownlee
- Do aliens exist?, Peter Finn
- Probability 1, why there must be intelligent life in the universe, Amir D. Aczel
- Aliens, the world's leading scientists on the search for extraterrestrial life, edited and with an introduction by Jim Al-Khalili
- Extraterrestrial, the first sign of intelligent life beyond Earth, Avi Loeb
- The living cosmos, our search for life in the universe, Chris Impey