1.   It may be, as one popular theory holds, that as society becomes more and more complex people react by turning to the occult, the unexplainable.

2.   One theory holds that the clouds form when water from disintegrated meteorites freezes onto meteoric dust.

3.   One theory holds that lofty noctilucent clouds form when water from disintegrated meteorites freezes onto meteoric dust.

4.   Quarterbacks, theory holds, improve with age because the complexities of the position become easier to discern with experience.

5.   Theory hold that these substances -- introduced into our lakes, water supplies and overall environment -- are creating synthetic hormones that mimic the female hormone estrogen.

6.   Well, the theory still holds good.