The myriad examples of intelligence on Earth show us that terrestrial NHIs are already everywhere around us

Meet the speakers of TEDxBoulder 2026.

On witnessing a volcanic eruption in Hawaii, revelations of awe framed by natural experiences, Pink Floyd’s song Time, change from the Sun’s perspective, and the time we think we have in this life

I was inspired to begin my journey partly by a 1980s rock comedy film from an Australian creator who may now be in the direst of straits

Becoming Alien explores whether aliens will use behavior manipulation to turn us into a hivemind to take control of our civilization?

Nathalie Cabrol’s The Secrete Life of the Universe for the Astrobiology and Panzoic Book Club

YouTube video by dantheist

Looking back at over 300,000 words of writing here at The Cosmobiologist

The science and science fiction of construction at massive and even stellar scales

On a Mayan leader's tomb, a Swiss hotelier’s inexperienced claims, and the ancient monsters we may have turned into aliens

A better way to buy books online. Every purchase financially supports local independent bookstores.

The America250 commission, time capsules, and the value of messages preserved in time

Is it really possible or even likely that there are silicon-based lifeforms out there?

The Astrobiology and Panzoic Book Club Now Explores Solaris, by Stanisław Lem, for Our June 2026 Book Selection

A little mid-year check-in on the books we've read and the books we have ahead in The Astrobiology and Panzoic Book Club

Life as we know it relies on water, but what if there are other forms of life using something else?

In this form, you can share anything related to your work that you would like to share with the PCE3 community!

Drax, the San-Ti, the Tamarians, and issues with metaphor, analogy, and lies in our forms of communication with aliens

The science of chaos and unpredictability, from genetically engineered dinosaurs and the butterfly effect to three-sun star systems and VR games

It truly is incredible to share our biosphere with bees

YouTube video by NASA

Our 2026 Astrobiology and Panzoic Book Club pick for April is the first novel in the Remembrance of Earth's Past series from Liu Cixin

Everything on the International Space Station arrives from Earth. Astronauts can't just pop out to the store for supplies. A Mars mission would entail a trip of three to five years, with no on-demand…

The purpose of this form is to assess how well important tools, resources, and opportunities for career development are advertised in and used amongst the astrobiology community. Feedback shared here…

By Dr. Graham Lau, Senior Research Investigator at BMSISOriginally published at The Cosmobiologist (shared here with minor edits) The concept of terraforming has been a mainstay in sci-fi and the…

Part 1 of the chemistry that makes water crucial for life as we know it

James Sáenz studies how fatty molecules might have helped life get started