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Monthly Archives: September 2013
If you have ever wondered what a submarine looks like at periscope depth, here is a photo of the USS Key West (SSN-722). Source is the Wikipedia.
I love animation and I just stumbled upon an excerpt from a television show that I saw as a boy -- "An Adventure in Art." I found this video fascinating. As an added treat, one of the artists featured is … Continue reading
Introduction I frequently get very specific questions on my posts. Normally, I simply reply directly to the question. One recent question required an answer that I thought might be interesting to a broader audience. Background Here is the question that … Continue reading
Introduction While looking up some information on the Moon, I ran into an interesting set of web pages that describes an experiment to measure the distance to the Moon with centimeter-level accuracy. This experiment sends a stream of laser pulses … Continue reading
Introduction I like thinking about the possibility of habitable exoplanets. There are many interesting questions that people can ask about exoplanets. Here are a few questions that are interesting to think about: How many intelligent civilizations are present in our … Continue reading
Fall is coming ... soon the leaves will start to change color. This is my favorite time of year here. The photographer is my neighbor, Joel Teigland.