Professor Brian Cox

speaker

436 appearances 1 recordings 1 series first heard Aug 2026 last heard 3 Aug

Professor Brian Cox’s voice in public audio — every appearance, attributed to the second.

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Recordings per month over the last 12 months — 1 in all, peaking in Aug 2026 with 1.

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SmartLess · "Professor Brian Cox" · 3 Aug 2026 podcast

We can start there.

It's a good question.

So we don't even know if the universe had a beginning.

So we know there was a Big Bang, which is that we know that the universe was hot and dense 13.8 billion years ago.

But whether that was an origin in time or whether that was something that happened in a pre-existing universe that could be eternal,

We don't even know what time is, actually.

Right, it's invented.

So it's very difficult to speak about a beginning.

So the question why, well, it's a question to you, really.

If the universe is infinite and has always existed, is it possible to ask the question why?

Yeah, because according to Einstein, it's space, time.

So space and time, they don't exist in anything.

You know, there isn't like a container that contains... It's like saying space, right?

So like the room that you're in, you don't imagine there must be a container that contains space.

in the past and the end of the interview is going to exist in the future and so sort of by definition that that contains time there right it's good it's one of the deep questions actually um so the there are ideas now from the study of black holes that suggest that space and time

emerge from something deeper.

So we're even starting to talk about building blocks of space and time.

What does that mean?

Well, talk about the arrow of time.

Well, if you think of emerge...

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