Taking the Stars for Granted

If We Only Saw the Stars One Night Every 100 Years > Contrast > Hypothesizing on a World Without Stars
Asimov and Carson speculate on worlds where they cannot see the stars.

 On Rarely Seeing the Stars

If the Stars Only Came Out One Night in 1,000 Years > Emphasis > Hypothesizing on a World Without Stars
Isaac Asimov expands in a short story on an Emerson quote about seeing the stars only once in a great while.

 A Universe of Waves

Richard Feynman Describes the Waves Running Through Our Environment > Contrast > The Universe is Made Up of Two Kinds of Waves
Feynman and Sir Jeans on the waves permeating our Universe. Feynman focused on the invisible that fall into a myriad of categories, Jeans focuses on two categories.