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Exo-Intelligence Atlas
Paradi / A Sign in Space
A modern simulated-first-contact exercise
SETI & Signals / protocol
A Sign in Space
A Sign in Space used a transmitted encoded message and a global audience to simulate what receiving an extraterrestrial message might feel like culturally and analytically.
SETI & Signals2023
A modern simulated-first-contact exercise
This is one of the most concrete public rehearsals for first-contact interpretation now available.
Key points
The exercise mixes science, art, and public participation.
It shows how decoding and interpretation are distinct challenges.
The project is directly relevant to the user’s communication goal.
Reference ledger
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SETI & Signalssignal
SETI primer
2026
SETI is a research program, not a belief system
The SETI primer is the fastest way to reframe alien communication as a measurement and search problem rather than a rumor problem.
2 referencesOpen dossier
SETI & Signalssignal
SETI Institute overview
2025
Technosignature work is broadening in scope and instrumentation
The SETI overview page explains how radio, optical, and data-commensal searches fit together inside the Institute’s broader program.
2 referencesOpen dossier
SETI & Signalssignal
Allen Telescope Array
2025
A dedicated SETI instrument with wide-field advantages
The ATA is one of the clearest examples of hardware built with SETI as a primary mission rather than as an occasional side use.
2 referencesOpen dossier