Incoming Resources
- The possibility of life, science, imagination, and our quest for kinship in the cosmos, Jaime Green
- Life on other worlds, Lisa Regan
- Aliens, [author, Joalda Morancy ; illustrator, Amy Grimes]
- Extraterrestres en la antiguedad, los visitantes = Ancient aliens : the visitors, the History Channel
- Breakthroughs in the search for extraterrestrial life, Karen Latchana Kenney
- The aliens are coming!, the extraordinary science behind our search for life in the universe, Ben Miller
- The contact paradox, challenging our assumptions in the search for extraterrestrial intelligence, Keith Cooper
- Searching for aliens, by Jenny Mason
- Extraterrestrial, the first sign of intelligent life beyond Earth, Avi Loeb
- The search for extraterrestrial intelligence, life beyond Earth, Joe Rhatigan