SCOTT DETROW, HOST:
I actually love house. I like astronomy, deep-space telescopes, missions to the moon, all of it. You might need picked up on this if in case you have heard any of our common science segments with the workforce from NPR’s science podcast Brief Wave. So we are attempting one thing new right now. I am very enthusiastic about it. It’s a section that’s all about house information – none of that different science right here – with our…
REGINA BARBER, BYLINE: (Laughter).
DETROW: …Associates from Brief Wave, host Regina Barber and NPR science correspondent Geoff Brumfiel. Thanks a lot to each of you.
BARBER: Yeah, thanks. I am excited.
GEOFF BRUMFIEL, BYLINE: Excited to be right here.
DETROW: In the event that they allow us to do that once more, can we name it Spacing Out With Scott?
BARBER: Yeah. I prefer it.
BRUMFIEL: It is your present. You possibly can name it no matter you need.
DETROW: All proper (laughter).
BARBER: So right now, Scott, we will be providing you with a fast replace on Artemis. That is the mission that is going to ship people rocketing across the moon.
DETROW: OK.
BRUMFIEL: And we’ll be speaking about knowledge facilities in house.
BARBER: And the brand new film, “Venture Hail Mary.”
DETROW: Glorious. So let’s begin with that. I’m each very excited to see it, and I do not know when I will see it ‘trigger right here is my plan. I wish to learn the e book. The e book has simply been sitting there on the nightstand. I really feel like I have to learn the e book first, then see the film.
BARBER: No. No.
DETROW: No?
BARBER: No, no.
DETROW: No?
BARBER: Put the e book down. Go see the film. I’ve truly heard those that that is truly one of the best ways to do it.
DETROW: OK.
BARBER: Let me clarify the plot, like, actual fast.
DETROW: Please don’t spoil something.
BARBER: I will not. I promise. So within the close to future, scientists discover that there are these alien microbes breeding on Venus, then going to eat the solar.
DETROW: Eat the solar?
BARBER: Yeah. Like, dimming it to a degree that in 30 years, crops will die, animals will die, people will die. So world leaders ship a mission to a close-by star that is not being eaten, as a result of these microbes are consuming all these different stars too, not simply our solar. And so they wish to work out how you can save the solar. So one of many astronauts is scientist-turn-middle college trainer Ryland Grace, and he is performed by Ryan Gosling.
(SOUNDBITE OF FILM, “PROJECT HAIL MARY”)
RYAN GOSLING: (As Ryland Grace) I put the not an astronaut. I’ve by no means finished something. I’ve by no means finished an area – I am unable to even moonwalk.
BRUMFIEL: And, Scott, as I am positive you already know, this film is predicated on a e book by Andy Weir, the identical man who wrote “The Martian.” And he does have a observe file of writing actually scientifically cool books that flip into Hollywood hits. And, Gina, on that be aware, I’ve to ask, is the film truly any good?
BARBER: Nicely, first off, Geoff, I imply, it is a blockbuster for a purpose. Like, I went in utterly blindo (ph). I did not learn the e book, Scott. I did not even watch the trailer. I cherished it. I cherished the jokes. I cherished the puppetry, the visuals. It was all beautiful.
DETROW: Wait, wait, wait, wait, wait, wait, wait, wait, wait. Did you simply say puppets?
BARBER: Yeah, yeah. You stated no spoilers.
DETROW: I do know, however I feel you…
BARBER: In order that’s actually all I will say.
DETROW: OK. OK.
BARBER: That is all I will say.
DETROW: However Geoff was nodding at this, and I am curious. Like, how good is the science? As a result of…
BARBER: Yeah.
DETROW: …”The Martian,” like, you bought the potato rising.
BARBER: Yeah.
DETROW: You bought all of the science taking place.
BARBER: Yeah, rather a lot was fairly correct. Like, they did trace to particular relativity, the place, like, if you happen to’re touring close to the pace of sunshine, you are going to expertise time dilation. So, like, Ryan Gosling’s character aged in a different way than folks on Earth. They did take some inventive licenses with, like, the basics of biology, although. So, like, these alien microbes, like, they existed in house. They had been, like, on the floor of the solar they usually had been water-based. I do not find out about that. However that did not appear to trouble astrobiologist Michael Wong from Carnegie Science. He cherished the film. He learn the e book, however did level out that there is one, like, unintended scientific mistake within the film.
MICHAEL WONG: It is sort of enjoyable to notice that the 2 exoplanets within the film had been exoplanets that we thought existed on the time that “Venture Hail Mary” was being written, however in simply the previous few years between the e book’s launch and (laughter) the film, we have truly found that these planets might not truly exist.
BARBER: Yeah, Scott, so within the grand scheme of issues, it is probably not a mistake. It is simply that, like, science has gotten extra superior because the e book was written.
DETROW: All proper, Geoff, second subject – launching synthetic intelligence into house. Is that this a factor?
BRUMFIEL: Yeah. I imply, it is one thing that some people are taking severely, together with Elon Musk. He is truly making this the central mission of SpaceX, his house launch firm, which simply merged truly along with his AI firm, xAI. Right here he’s on Saturday unveiling new plans for a large new microchip manufacturing unit that will make chips used for knowledge facilities in house.
(SOUNDBITE OF ARCHIVED RECORDING)
ELON MUSK: I truly assume that the price of deploying AI in house will drop beneath the price of terrestrial AI a lot earlier than most individuals anticipate. I feel it could be solely two or three years.
BARBER: OK, Geoff, at Brief Wave we have finished, like, a bunch of tales about, like, knowledge facilities and the way they use, like, a number of water. They use a number of electrical energy. Like, is that this the answer? Like, simply sending them up into house?
BRUMFIEL: (Laughter) Ejecting them from the Earth.
BARBER: Yeah.
BRUMFIEL: Sure. Truly, in keeping with individuals who help this concept, it’s, proper?
BARBER: OK.
BRUMFIEL: It comes down to essentially electrical energy. You understand, there may be a number of issues round producing sufficient electrical energy for all these knowledge facilities on the bottom. And if you happen to go up into house, you understand, you bought the solar and…
BARBER: Yeah, we had been simply speaking about it.
BRUMFIEL: We had been simply speaking about it. Nice supply of energy.
DETROW: Until it is eaten.
BARBER: Yeah.
BRUMFIEL: It is all free. It is plentiful. And the serviette math appears to be like fairly good, proper? You may get as a lot as you need. However I’ve bought to say, after I began talking to impartial specialists, I heard a number of skepticism.
DETROW: Stroll me by among the particular skepticism, then.
BRUMFIEL: Proper. Nicely, let’s begin by speaking in regards to the greatest kind of computer-y factor we’ve in house proper now, which is the Worldwide House Station.
BARBER: Like it.
BRUMFIEL: It is the biggest facility in orbit, and its photo voltaic panels generate round 100 kilowatts of energy.
BARBER: OK.
BRUMFIEL: Now, which will sound like rather a lot, however xAI’s Colossus computing facility in Memphis, Tennessee, consumes round 150 megawatts. So you are able to do the maths.
BARBER: Wow. I do not wish to.
BRUMFIEL: Yeah, you do not wish to. Nicely, that is all proper. I truly bought MIT aerospace professor Olivier de Weck to do the maths for us.
OLIVIER DE WECK: You would need to construct only for the ability in, photovoltaically, a facility that is 1,000 occasions the dimensions of the ISS.
DETROW: That appears laborious to do.
BRUMFIEL: (Laughter) It is not straightforward.
BARBER: So huge. There’s a fair larger drawback – proper? – on the again finish. Like, it is warmth, proper? Like, house is chilly. That is true. However, like, it is a vacuum, so there is no method to switch, like, warmth away from these laptop chips, proper?
BRUMFIEL: Proper, proper. And so that you want these huge radiators that truly use some kind of fluid to assemble the warmth from the chips after which conduct it out into house. And people find yourself being nearly as huge because the photo voltaic arrays.
DETROW: OK, so we began this dialog with Elon Musk saying two or three years away. Then we’ve an skilled saying a thousand occasions the dimensions of the Worldwide House Station.
BARBER: Yeah.
DETROW: What do we predict our real-talk estimate is, like, on these two excessive ends of the spectrum? Is that this a factor that, a technique or one other, you assume occurs down the road?
BRUMFIEL: I feel there is a method to kind of parse this, which is there can be extra computing in house for positive, and it will most likely, not less than for now, be on smaller satellites, smaller quantities of computing that may be distributed. Whether or not we find yourself with big knowledge facilities with kilometer-long photo voltaic arrays, I feel that is going to be much more than two or three years off, however we’ll see. You understand, Elon loves to offer a good deadline. We’ll simply must see the place we land.
DETROW: Another factor I needed to ask about, and that is one thing that I feel is rather a lot nearer than no matter Musk is speaking about – I feel so not less than…
BARBER: Yeah.
DETROW: …And that’s the Artemis II launch. What is going on on there?
BARBER: Yeah, Scott. So the U.S. is about to launch people again to the moon, not less than in orbit, proper? And that is one thing that hasn’t occurred because the early ’70s. And this launch window for Artemis II, it opens in a couple of week any more April 1.
BRUMFIEL: However there have been some technical issues with this mission’s rocket. There was a hydrogen leak which pressured NASA to push again this launch. So at this level, Scott, something might occur. We’ll be watching.
DETROW: They had been going to launch it in February, then perhaps March, now perhaps April.
BARBER: Yeah.
BRUMFIEL: April 1. I bought feeling.
BARBER: April Fools’.
DETROW: If that’s the case, that will give us extra content material for positive…
BARBER: Yeah.
DETROW: …For Spacing Out With Scott or no matter.
BARBER: House is fairly huge. We bought a number of content material.
DETROW: We bought rather a lot, that is true.
(LAUGHTER)
DETROW: Maybe infinite. That’s Geoff Brumfiel and Regina Barber of NPR’s science podcast Brief Wave. You possibly can test it out. They speak about science, not simply house. Although I prefer it most once they do speak about house. Due to each of you.
BARBER: Thanks.
BRUMFIEL: Thanks.
(SOUNDBITE OF FLUME SONG, “SPACE CADET”)
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