"Invisible" <voi### [at] devnull> wrote in message
news:47382526@news.povray.org...
> Gail Shaw wrote:
>
> > Some radioactive stuff does glow, most doesn't
>
> So... is it really true that the Earth's core is so hot due to neuclear
> reactions?

I believe that the current theory is that the heat is partially a leftover
from the planet's formation, and partially from the natural decay or
radioactive elements.

I may be wrong. Geology isn't my forte.

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