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Sarah Walker

๐Ÿ‘ค Speaker
1530 total appearances

Appearances Over Time

Podcast Appearances

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

It's a... No, but I think it goes to the deepest roots of like when he started thinking about origins of life. So I like, I mean, I don't know all his history, but like what he's told me is he started out in crystallography. And, you know, there are some things that he would just, you know, like people would just take for granted about chemical structures that he was like deeply perplexed about.

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

It's a... No, but I think it goes to the deepest roots of like when he started thinking about origins of life. So I like, I mean, I don't know all his history, but like what he's told me is he started out in crystallography. And, you know, there are some things that he would just, you know, like people would just take for granted about chemical structures that he was like deeply perplexed about.

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

Like, just like, why are these like really intricate structures

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

Like, just like, why are these like really intricate structures

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

Like, just like, why are these like really intricate structures

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

really complex structures forming so easily under these conditions and he was really interested in life um but he started in that field so he's just carried with him these sort of deep insights from these systems that seem like they're totally not alive and just like these metallic chemistries um into actually thinking about the deep principles of life so i think he already uh

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

really complex structures forming so easily under these conditions and he was really interested in life um but he started in that field so he's just carried with him these sort of deep insights from these systems that seem like they're totally not alive and just like these metallic chemistries um into actually thinking about the deep principles of life so i think he already uh

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

really complex structures forming so easily under these conditions and he was really interested in life um but he started in that field so he's just carried with him these sort of deep insights from these systems that seem like they're totally not alive and just like these metallic chemistries um into actually thinking about the deep principles of life so i think he already uh

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

And he already knew a lot about that chemistry. And he also, you know, assembly theory came from him thinking about how these systems work. So he had some intuition about what was going on with this molybdenum ring.

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

And he already knew a lot about that chemistry. And he also, you know, assembly theory came from him thinking about how these systems work. So he had some intuition about what was going on with this molybdenum ring.

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

And he already knew a lot about that chemistry. And he also, you know, assembly theory came from him thinking about how these systems work. So he had some intuition about what was going on with this molybdenum ring.

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

They knew about them for a long time, but they didn't know that the mechanism of why that particular structure form was autocatalytic feedback. And so that's what they figured out in this paper. And I actually think that paper is revealing some of the mechanism of the origin-life transition because really what you see โ€“

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

They knew about them for a long time, but they didn't know that the mechanism of why that particular structure form was autocatalytic feedback. And so that's what they figured out in this paper. And I actually think that paper is revealing some of the mechanism of the origin-life transition because really what you see โ€“

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

They knew about them for a long time, but they didn't know that the mechanism of why that particular structure form was autocatalytic feedback. And so that's what they figured out in this paper. And I actually think that paper is revealing some of the mechanism of the origin-life transition because really what you see โ€“

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

Like the origin of life is basically like you should have a combinatorial explosion of the space of possible structures that are too large to exhaust. And yet you see it collapse on this, you know, really small space of possibilities that's mutually reinforcing itself to keep existing. That is the origin of life.

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

Like the origin of life is basically like you should have a combinatorial explosion of the space of possible structures that are too large to exhaust. And yet you see it collapse on this, you know, really small space of possibilities that's mutually reinforcing itself to keep existing. That is the origin of life.

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

Like the origin of life is basically like you should have a combinatorial explosion of the space of possible structures that are too large to exhaust. And yet you see it collapse on this, you know, really small space of possibilities that's mutually reinforcing itself to keep existing. That is the origin of life.

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

Yeah.

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

Yeah.

Lex Fridman Podcast
#433 โ€“ Sara Walker: Physics of Life, Time, Complexity, and Aliens

Yeah.