From: The Cosmic Census: Is Earth Alone in the Universe?
evidenceobservational

While the conditions for life may be widespread, there is currently no direct, confirmed evidence of extraterrestrial life, intelligent or otherwise.

80% confidence

Despite decades of searching through projects like SETI (Search for Extraterrestrial Intelligence) and extensive robotic exploration of Mars and other solar system bodies, no definitive biosignatures, alien artifacts, or direct observations of living organisms beyond Earth have been made. This absence of evidence is a central component of the Fermi Paradox.

Read the full exploration
What else is in this exploration
4 perspectives3 insights6 rabbit holes
evidence
The universe contains an immense number of stars and planets, significantly increasing the statis...
evidence
Life on Earth demonstrates remarkable adaptability, with extremophiles thriving in conditions pre...
evidence
The discovery of complex organic molecules in space and on other celestial bodies suggests that t...
Sign up to unlock
Continue exploring
The Cosmic Census: Is Earth Alone in the Universe?
Evidence, perspectives, rabbit holes, and more