Is it friction, and/or the little flanges on either side of a train wheel?
Not even close.
Here’s no less than maverick nobel laureate Richard Feynman, amusedly telling us why with the smile and enthusiasm he always had.
Is it friction, and/or the little flanges on either side of a train wheel?
Not even close.
Here’s no less than maverick nobel laureate Richard Feynman, amusedly telling us why with the smile and enthusiasm he always had.
Leave a Reply