The numbers game
New research claims that are at least 36 communicating species in the Galaxy, but do the numbers add up?
False hope: what SETI can learn from false alarms
SETI has had many false alarms throughout its history, but when they occur they can be a benefit to our search for ET.
The thing about black holes
The discovery of the closest-known black hole to the Solar System has implications for astrophysics, cosmology and SETI.
Book review: The Precipice
Toby Ord’s book, The Precipice, is an outstanding look at the existential risks facing humanity, and what we might do to avoid them.
Book review: Extraterrestrials
This smart little primer on SETI focuses on the Fermi paradox, as Wade Roush asks, are we looking at the problem in the right way?
Putting the ethics into planetary protection
Should scientists be addressing the ethical concerns of accidentally contaminating the other worlds in our Solar System with Earthly microbes?
Dolphins, aliens and the search for intelligent life
What can trying to speak to dolphins, Information Theory and Shannon entropy teach us about the potential complexity of hypothetical extraterrestrial communication?
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