It once was reported on the news that one of our Mariner spacecraft was expected to make a new discovery. Billions of miles away on the borders of our solar system, the Mariner was expected to discover a new planet or star or even a black hole. Astronomers have long speculated about the existence of another planet in our solar system to explain the irregularity of the orbit of planet Uranus. It seems to be lured by the pull of the gravity of another body, the lure of the unseen.

In the winter, while walking his dog, my friend was always amazed at an unusual phenomenon. All the windows and doors of houses were closed. He was walking silently and his dog was noiseless, yet dogs in the houses appeared at windows to bark as he passed by. Apparently, they were responding to the power of some u…