NASA and the Search for Technosignatures: A Report from the NASA Technosignatures Workshop

Wright et al. · preprint (arXiv astro-ph)

NASA technical report

Dissolving the Fermi Paradox

Sandberg et al. · preprint (arXiv)

Preprint

Exoplanet Biosignatures: A Review of Remotely Detectable Signs of Life

Schwieterman et al. · Astrobiology

Peer-reviewed

Surface and Temporal Biosignatures

Schwieterman et al. · Handbook of Exoplanets (Springer)

Peer-reviewed

Possible Photometric Signatures of Moderately Advanced Civilizations: The Clarke Exobelt

Socas-Navarro · The Astrophysical Journal

Peer-reviewed

Making UFOs make sense: Ufology, science, and the history of their mutual mistrust

Eghigian · Public Understanding of Science

Peer-reviewed

The Inner Edge of the Habitable Zone for Synchronously Rotating Planets around Low-Mass Stars Using General Circulation Models

Kopparapu et al. · The Astrophysical Journal

Peer-reviewed

On Detecting Biospheres from Chemical Thermodynamic Disequilibrium in Planetary Atmospheres

Krissansen-Totton et al. · Astrobiology

Peer-reviewed

The Search for Signs of Life on Exoplanets at the Interface of Chemistry and Planetary Science

Seager et al. · Science Advances

Peer-reviewed

A transatlantic buzz: flying saucers, extraterrestrials and America in postwar Germany

Eghigian · Journal of Transatlantic Studies

Peer-reviewed

Habitable Zones Around Main-Sequence Stars: New Estimates

Kopparapu et al. · The Astrophysical Journal

Peer-reviewed

Sovereignty and the UFO

Wendt et al. · Political Theory

Peer-reviewed