Results 111 to 120 of about 5,661,388 (213)

How far are extraterrestrial life and intelligence after Kepler [PDF]

, 2016
A. Wandel
semanticscholar   +1 more source

The importance of continents, oceans and plate tectonics for the evolution of complex life: implications for finding extraterrestrial civilizations [PDF]

Robert J. Stern, Taras Gerya
openalex   +1 more source

Virolithopanspermia: Might viruses be transported in rocks through space? [PDF]

PLoS Pathog
Bushman FD.
europepmc   +1 more source

A numerical testbed for hypotheses of extraterrestrial life and intelligence [PDF]

, 2009
Duncan H. Forgan
openalex   +1 more source

Reply to Siqueira-Batista and Gómez: Underscoring the importance of biosafety for the return of Martian samples. [PDF]

Proc Natl Acad Sci U S A
Whetsel CW, Levine JS, Hoffman SJ, Antonsen EL.   +3 more
europepmc   +1 more source

Authors meet critics: What is a person? Untapped insights from Africa. [PDF]

J Med Ethics
Jecker NS, Atuire CA.
europepmc   +1 more source

In Situ Search for Extraterrestrial Life: A Microbial Fuel Cell–Based Sensor for the Detection of Photosynthetic Metabolism [PDF]

, 2015
Federico Figueredo, Eduardo Cortón, Ximena C. Abrevaya   +2 more
openalex   +1 more source

If the universe is teeming with aliens ... where is everybody?: seventy-five solutions to the Fermi paradox and the problem of extraterrestrial life [PDF]

, 2015

openalex   +1 more source

Active redox cycling of phosphorus on the early Earth. [PDF]

Nat Commun
Hao J, Li X, Ju P, Pasek M.
europepmc   +1 more source

Stephen Hawking's Warning on Contacting Aliens: A Physics Perspective on the Intelligence Trap. [PDF]

J Biomed Phys Eng
Mortazavi SMJ, Bevelacqua JJ, Mortazavi SA, Rafiepour P, Welsh JS.   +4 more
europepmc   +1 more source