Melvyn Bragg
speaker
1,061 appearances
8 recordings
1 series
first heard Aug 2026
last heard 2d ago
Melvyn Bragg’s voice in public audio — every appearance, attributed to the second.
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recordings per month · last 12 monthsRecordings per month over the last 12 months — 8 in all, peaking in Sep 2026 with 4.
Appearances
Yes, volcanic material volcanoes
Which comes up and then hardens.
have to and to tell people what you mean by that.
can you work out when it happens?
ocean ridge you're talking about is right, is down the middle of the Atlantic, so
So w what we're saying is it was the exploration of the sea floor.
The ocean floor more or less unknown until let us say the Second World War and afterwards which which led to the revolution of this.
And then we the pla the theory of plate tectonics.
Can you refine now, Richard Coffeel, how that came about in Cambridge, these two people?
And subduction is when one plate hits another and the plate goes under one plate goes under and so it returns to the under the crust and it returns to the magnetic.
It's recycled and so that the thing doesn't isn't lost so that th it neither expands nor shrinks the plant.
Can you just pinpoint for us now though, Jacquel?
What these people did in Cambridge that came with the theory of a plate tectonics.
Can you briefly say what that theory is?
that theory which you've called the Eureka moment, I'm repeating myself, but it's worth repeating.
is is is something that was resisted in America and particularly in in Russia, Lynn Frosty.
Can you tell us briefly why it was so heavily resisted?
Much.
How big an idea was it?
I've used the word revolution which comes from the notes that the three of you have provided for this program.
Showing 501–520 of 1,061 · page 26 of 54
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