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Re: [Phys-L] truth +- knowledge

On 2013, Feb 04, , at 15:05, John Denker <> wrote:

On 02/04/2013 11:32 AM, Marty Weiss wrote:

[The problem] is not that teachers teach science as "truth"... it is that
teachers teach science (if they do at all, but that's a topic
separate from this reply) as what it is... messy and changeable.
Students are brought up to regard things as "black and white" their
religion is inalterable; politics nowadays is us or them. So how
can science be understood when it changes every time some scientist
discovers something that contradicts what was supposedly set in stone
years ago? Listen to conversations in classrooms and on tv... "Why
do you "believe" in evolution when Dr. X just found a fossil that
goes against Dr. Y's theory?" "You scientists don't know what's
true... so why should any of it be true?" As if "truth" is
inalterable and if anything is found not to have happened the way one
scientist said it did then the whole thing is false.

Regarding "messy: