Re: pinhole Further Neutrino Question (was Sun Not Turned Off)

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From: pauld@exploratorium.edu
Date: Mon Sep 02 2002 - 21:10:12 PDT 

Message-Id: <200209030410.g834ABt01542@isaac.exploratorium.edu>
From: pauld@exploratorium.edu
Subject: Re: pinhole Further Neutrino Question (was Sun Not Turned Off)
Date: Mon, 2 Sep 2002 21:10:11 US/Pacific

Hi Al

Neutrinos don't travel at the speed of light.
Close to it.
But they start out with such a tiny mass (whatever it is we still don't know but
we do know it is small.) that when the mass is multiplied as the particle
approaches the speed of light the mass is still small.

Paul D

> >This discovery also means that neutrinos have rest mass.
> > I've been waiting for the solution to this scientific puzzle for a decade!
> > Paul Doherty
> >>
>
> Dear Dr. Paul:
>
> I have always been under the assumption that photons could travel at the
> speed of light because they had no rest mass. Relativity projected that mass
> would keep increasing on any particle having a rest mass as it was
> accelerated toward the speed of light. Thus, not even a single proton could
> be accelerated to the absolute speed of light without converting all the mass
> in the universe into energy to drive it. So what have I missed that allows
> neutrinos to travel at the speed of light with a rest mass and not have the
> particle mass become infinite as predicted by relativity? When they phase
> into the particle form do they slow down?
>
> Thanks,
>
> Al Sefl
> Trying to think deep thoughts while grinding away on his 10" telescope mirror
> blank...
>
> Neurons, use 'em or lose 'em...
>
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