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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

I know. It's so hard. It's going from like a feeling to a visual to language is so stifling sometimes.

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

I know. It's so hard. It's going from like a feeling to a visual to language is so stifling sometimes.

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

I know. It's so hard. It's going from like a feeling to a visual to language is so stifling sometimes.

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.

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

I hope so.

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

I hope so.

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

I hope so.

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

Yes. So self-reproduction has this property, right? Like if the system can make itself, then it can persist in time, right? Because all objects decay. They all have a finite lifetime. So if you're able to make a copy of yourself before you die, before the second law eats you or whatever people think happens, then that structure can persist in time.

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

Yes. So self-reproduction has this property, right? Like if the system can make itself, then it can persist in time, right? Because all objects decay. They all have a finite lifetime. So if you're able to make a copy of yourself before you die, before the second law eats you or whatever people think happens, then that structure can persist in time.

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

Yes. So self-reproduction has this property, right? Like if the system can make itself, then it can persist in time, right? Because all objects decay. They all have a finite lifetime. So if you're able to make a copy of yourself before you die, before the second law eats you or whatever people think happens, then that structure can persist in time.

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

Right. But things that can copy themselves are very rare.

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

Right. But things that can copy themselves are very rare.

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

Right. But things that can copy themselves are very rare.

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

And so what ends up happening is that you get structures that enable the existence of other things. And then somehow, only for some sets of objects, you get closed structures that are self-reinforcing and allow that entire structure to persist.

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

And so what ends up happening is that you get structures that enable the existence of other things. And then somehow, only for some sets of objects, you get closed structures that are self-reinforcing and allow that entire structure to persist.

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

And so what ends up happening is that you get structures that enable the existence of other things. And then somehow, only for some sets of objects, you get closed structures that are self-reinforcing and allow that entire structure to persist.

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

Right, so this is the classic idea.

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

Right, so this is the classic idea.