If the Universe Is Teeming with Aliens … Where Is Everybody?: Seventy-Five Solutions to the Fermi Paradox and the Problem of Extraterrestrial LifeStephen Webb4.1
The Rise and Reign of the Mammals: A New History, from the Shadow of the Dinosaurs to UsSteve Brusatte4.6
Un científico en el supermercado: Un viaje por la ciencia de las pequeñas cosasJosé Manuel López Nicolás4.3
The Girl Explorers: The Untold Story of the Globetrotting Women Who Trekked, Flew, and Fought Their Way Around the World: The Untold Story of the Globetrotting Women Who Trekked, Flew, and Fought Their Way Around the WorldJayne Zanglein4
El poder de las hormonas: Historias asombrosas de las sustancias que lo controlan prácticamente todoRandi Hutter Epstein4.3