[Interview+] Why Space Exploration in The Next Frontier in the Evolution of Life
Humanity has extensively explored the solar system in just under a century. But at the same time the clock is ticking. Earth is not forever. This is exactly why we should take the chance, explore harder and race against time.
Watch the video here (with no ads) or on YouTube: https://youtu.be/mt4XC90wShk
Comments (11)
Disappointed to hear you promote the “we are a dying species” trope which engenders angst, especially by those that plea to invest now in “lifeboats”. In fact we live on a benign planet around a benign star in a benign part of a benign galaxy. We should celebrate that fact. Yes there is stuff that might happen that offers disaster but that’s just life. So is walking across a road. As a species we are also toddlers. So we have time to do the right things first, like looking after our own leaking house rather than go travelling for adventure. I found the observation that humans are needed on Mars for science amusing (we are not) when later your guest described his interest in robotics and AI. I am personally not sure anyone has proposed a science task as part of the “Journey to Mars” that is worth the risk of a life and which can’t be done by robotics. So witness what has happened to NASA this year - we do a disservice to “space exploration” by conflating human spaceflight with robotic exploration. One is a costly adventure or state politics, the other is about (lower cost) curiosity. If not then let’s perhaps ask the public to confirm its funding?
So so so exquisitely good!! Dr Scharf is a delightful guest! And you know how your guests so often say “that’s a great question”? Fraser it’s because you’re a lead science communicator and your knowledge, your team’s work and all of your passions are right in play. This interview made my day. Thanks So Much!! 🙌🙌✨🕊️🦋🌞
Do you think, Fraser, that the heliosphere / helioshock of the sun shield us (and other star systems like us) from all but the 'loudest' radio bursts...i.e. atomic blasts? I've asked this a couple of times ;) Thanks...
Fascinating interview! I agree with Dr. Scharf that our technology is nascent in the capability to detect extraterrestrial intelligence. When you think about it, human civilization has only gotten started on planet Earth. Our technology hasn't yet peaked in terms of detecting techno or biosignatures. The Giant Leap is next on my reading list...can't wait!
Hey. It appears the audio podcast feeds have stopped updating since September 25th
On the question of where is the life, an idea I've idly considered from time to time is that it doesn't seem theoretically impossible for a biological system to evolve that can convert light into energy in the absence of an atmosphere and in a way that doesn't give off waste gases (Bacterial rhodopsins are already pretty close, in fact). If such an organism did exist on say, the poles of Mercury, we probably wouldn't have noticed even if MESSENGER had stared directly at it, since it'd just look like carbon rich material at that resolution (and MESSENGER did in fact see a lot of that). And if such an organism did arise once, anywhere, it seems like it would be a great candidate for a panspermia event. Obviously it's not like 'but what about life as we don't know it' is a new thought by any means, in general or on this channel, but that specific hypothetical organism is one that made me think about just how hard a problem detecting it could be. Certainly makes me pause whenever we find a planetary body or even an asteroid with no atmosphere and no water and decide to declare it dead.
From grok: **The Giant Leap** Caleb Scharf's newest book, set for release on October 21, 2025, explores evolution and space exploration. It's listed in his Amazon bio as his 2025 title, after *The Ascent of Information* (2020).
Bayesian statistics …the reason we have false assumptions that make it possible for inter-dimensional beings to slip in and out of our spacetime thru worm holes … virtually undetected …we need faster thermal processing cameras …everywhere!
We should look for things that we have absolutely no evidence for where they're from even possibly existing? No. That's ridiculous, in every meaning of the word. And calling for omnipresent surveillance everywhere to detect magical beings isn't cool. Livestream everywhere in YOUR house to everyone who might want to see, but don't call for it for anyone else. FFS.
I think I have a good Q&A question. What would we see if we shot a lidar into space and then pointed it away from earth
why is the interview only half an hour on YouTube music but a bit more then an hour here on Patreon?