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Avi Loeb

Avi Loeb

responded

1 day ago

Yes, it is.
Prof. Loeb- you also previously committed to comunícate your findings to us, humanity. Is that still the plan or has your position to share has been compromised because of your new role?
Highlights from the Fourth UAP Data Release by the U.S. Government
Avi Loeb

Avi Loeb

responded

Jun 28

Yes and yes.
Dear Professor Loeb, I have two further questions: Firstly, are You aware of any sightings outside the USA, as one hears nothing about them, as if there were two different planets or realities? And secondly, do You intend to collaborate with colleagues from other countries who share the same goal and interest? Thank…
About UAP and Interstellar Objects
Avi Loeb

Avi Loeb

responded

Jun 27

Indeed, thank you for the inspiring words. Corrected.
Prof. Loeb, I believe you are citing Robert Frost, not Thoreau. Frost's famous poem is "The Road Not Taken." Both Thoreau and Frost are steeped in the New England ethos of living with the land and independence of thought. Were they alive, I think they both would be flattered by being mistaken for each other. To your…
Humanity Must Become Interstellar, the Sooner the Better!
Avi Loeb

Avi Loeb

responded

Jun 23

Methans is more voltaile than CO2, yet it appeared only near the Sun. CO is as volatile as methane yet it appeared along with CO2 far from perihelion, whereas methane show up only at perihelion. The challenge is to explain these facts, not make general statements.
Methane is evidence of chemistry first, not life first. The correct explanation begins with the object’s material history: where it formed, how its ices were layered, how cosmic radiation processed the surface, how solar heating penetrated after perihelion, and which reservoirs opened. Biology is not the first…
Was Methane a Signature of Life in 3I/ATLAS?
Avi Loeb

Avi Loeb

responded

Jun 23

Thank you. Corrected.
Hi Avi.

You wrote eater instead of water by mistake.

🫶🏼...
Was Methane a Signature of Life in 3I/ATLAS?
Avi Loeb

Avi Loeb

responded

Jun 13

The main message of this essay is in its middle, not the opening paragraph.
What is concerning to me is that many people will take that movie as being based upon facts, since the timing of its release coincides with the release of the UAP files, and that Mr Spielberg is working in the background to try to soften the effect of true disclosure (which many feel as imminent) on the public. There…
A UAP Science Advisory Council to the U.S.
Avi Loeb

Avi Loeb

responded

Jun 11

Nobody said that they chose us. They might be visiting numerous exoplanets as well.
Isn't it too narcissistic to think that due to some reason any advanced alien civilization would choose us as their ultimately interesting subject of investigation? Why us out of billions of other possible choices? One must indeed be remarkably confident in humanity’s significance to believe this. Not to speak that…
Whether You Believe in God or Not, You Should Welcome Aliens!
Avi Loeb

Avi Loeb

responded

Jun 6

A bullet does produce a blast wave, which is fainter because of its reduced kinetic energy relative to a meteor which is 100 times faster (and hence carries 10,000 times more kinetic energy per unit mass). Also, a bullet is artificially made to withstand the heat around it, whereas the material strength of a rock is…
Well, a bullet is also supersonic, never seen glowing fireball. 😁 The problem isnt "must also interact electromagnetically". Everything that's collided, even photon/light arriving at any surface and that surface "reflects" the light going into our eyes, are aldy electromagnetical interaction. (The photons hit object'…
On Disclosure Day: Keep Your Inspiration from the Stars and Your Common Sense Down to Earth
Avi Loeb

Avi Loeb

responded

Jun 3

Searching for the Boston meteor alerted me to this event in the CNEOS database. I am not sure when it was posted on CNEOS (some events take a while before being listed). Most meteor experts are not tuned to search for interstellar objects.
.I was just looking at the CNEOS database. There are 1063 entries extending back to 1988 and approximately half don't have velocity data. The April 1 event stands out like a sore thumb. Why did it take 2 months to hear about it?
Discovery of a Polar Interstellar Meteor (Polar-IM) from April 1, 2026
Avi Loeb

Avi Loeb

responded

May 30

Very good question. Note the new paragraph about Blaise Pascal.
I find it interesting that meaning may be found by discovery and that advance civilizations may have discoveries that give even more hope. Of course religions promise that proper search in faith will give a higher "civilization" of sorts to those that endure. What I wonder about is why humans think there should be…
A New 21st Century Meaning to Human Existence
Avi Loeb

Avi Loeb

responded

May 29

What I did over the past decade, which is search for the technological signatures of extraterrestrials.
So what do you want to do tomorrow?
A New 21st Century Meaning to Human Existence
Avi Loeb

Avi Loeb

responded

May 28

Thank you so much for sharing your insights. - Avi
Dr. Loeb,
Your junk food analogy is precise in a way that goes deeper than metaphor. The concern isn’t merely that AI can spread misinformation faster — it’s that sufficiently capable AI can optimize misinformation for palatability, targeting the reward circuits of individual consumers better than any human influencer…
Junk Food in the Age of AI
Avi Loeb

Avi Loeb

responded

May 17

The linear alignment or clustering of point sources might indeed be the result of cosmic-ray showers.
Another important thing to remember regarding the deficit of transients in the Earth's umbra at 42,000 km: Palomar Observatory observed always at nighttime, under the blanket of the atmosphere. Primary cosmic rays striking the upper atmosphere create secondary cascades that scatter far too much to preserve any…
We Should Not Mistake Cosmic-Rays for UFOs!
Avi Loeb

Avi Loeb

responded

May 16

Geomagnetic storms temporarily suppress the galactic cosmic ray flux reaching Earth's atmosphere. The shockwave of solar plasma—often a Coronal Mass Ejection (CME)—carries its own magnetic field, which sweeps away and diffuses cosmic rays. This could explain the reported anti-correlation.
Dear Avi, I very much enjoyed reading your text. I appreciate the respectful critique and the ideas you bring to the discussion. I would just like to point out that neither the deficit in the Earth's shadow at 42,000 km altitude nor Cann's anticorrelation with the geomagnetic storm index Kp can be explained by the…
We Should Not Mistake Cosmic-Rays for UFOs!
Avi Loeb

Avi Loeb

responded

May 5

Dear Meghan, Thank you for your thoughtful insights. Yes, the machines may be better than humans on many tasks, but since I am a human, I am biased in my preferences and favor relations with humans over those with machines. Note that AI already encouraged a kid to commit suicide. AI holds the potential for a societal…
I love your blog, but I couldn't disagree more with your premise or conclusion here! Firstly, as someone who is surrounded by many friends who are kind, fun, intelligent people who nevertheless share few interests with me, I have spent much of my life lonely on an existential level. My interactions with what I call…
The AI-Friend Experience and SETI
Avi Loeb

Avi Loeb

responded

Apr 25

You are referring to a nuclear fusion reactor which needs confinement in order to maintain steady operation. But for an explosion, in contrast to a steady source of energy, all you need is to release enough energy per unit time so as to compensate for radiative cooling. If the initial spark ignites the fuel by raising…
No, cannot. Atomic bomb explosion isnt a stable plasma. No plasma confinement no chain reaction. I read it in your last article "where is 3i/atlas now" and i go uhh? Really?? And i kept it for yourself. 😆🤣

"Can an Atomic Explosion Ignite a Chain Reaction of Deuterium in 3I/ATLAS?"
Can an Atomic Explosion Ignite a Chain Reaction of Deuterium in 3I/ATLAS?
Avi Loeb

Avi Loeb

responded

Apr 24

This is an explosion, not slow burning. My calculation shows that the deuterium fuel ignites before it has a chance to cool.
Nononono. The reached temperature itself is ONLY ignition useful to starting the nuclear reaction, but then all shattared in a few secs because no confinement. If there is confinement (long enough for temperature to withstand), ionize particle starts to form plasma, electro and magnetic fields formed. The plasma…
Can an Atomic Explosion Ignite a Chain Reaction of Deuterium in 3I/ATLAS?
Avi Loeb

Avi Loeb

responded

Apr 22

Indeed. They would have reached their destination in a few months with access to a GPS system.
Hi Avi. A jewish woman once told me why the Istraelites wandered in the desert for forty yearsl She said "Even back then men were too stuborn to simply stop and ask directions." Now you know! Carl
Evidence for the First Generation of Stars
Avi Loeb

Avi Loeb

responded

Apr 18

Thank you. Link corrected.
FYI: The link is to the interview of 31st of March
President Trump: UFO Files Coming Out Very Soon!
Avi Loeb

Avi Loeb

Avi Loeb is the Baird Professor of Science at Harvard U. and a bestselling author. Check out his YouTube Channel at: https://www.youtube.com/@ProfessorAviLoeb