Category Archives: Uncategorized

The Inverse Square Law

Or why nearby street lights are bright and distant streetlights are dim The Inverse Square Law is the mathematical description for how the brightness or intensity of radiated energy (such as light) varies with distance. In other words, it describes, … Continue reading

Posted in astronomy, night sky, physics, Uncategorized | Tagged , | Leave a comment

Daylight Saving Farce

Daylight Saving Time returns this Sunday morning at 2 am for most of the US and Canada. As I have written several times before, this is an ill considered and costly practice that does more harm than good. Usually sold … Continue reading

Posted in America, Beliefs, clear thinking, logic, Politics, rationality, Uncategorized | Tagged , , , , | Leave a comment

A Blood Red Blue Super Moon Eclipse!

The image here may be what some folks are expecting on Wednesday morning. Sorry. I don’t want to dampen anyone’s enthusiasm, but as Carl Sagan said: “For me, it is far better to grasp the Universe as it really is … Continue reading

Posted in America, astronomy, eclipse, nature, night sky, Uncategorized | Tagged | Leave a comment

Earth’s Forests are “Diminished Imitations” of “Real” Trees

I want to be optimistic about humanity — I really do. But it seems like every morning I wake up to a new low in the annals of human stupidity. Let me make up an example. This may be believed … Continue reading

Posted in clear thinking, pseudoscience, rationality, Uncategorized | Tagged , , | Leave a comment

"… a ginger cat having a fit in a bowl of tomatoes."

Is this how Mark Twain described a painting of English Artist William Turner? Because I am interested in the Sun, I have been reading  Chasing the Sun, The Epic Story of the Star That Gives Us Life by Richard Cohen. … Continue reading

Posted in Art, Color, natural history, optical illusion, Painting, Sun, Uncategorized | Tagged , , , | 1 Comment

Never to poke your ear with your elbow

Trying to view the Moon tonight (Monday, March 27, 2017) would be like trying to poke your ear with your elbow — you can’t do it and it would not be very bright if you tried. You see, the Moon … Continue reading

Posted in astronomy, Uncategorized | Leave a comment

Crater/Dome Illusion

Just a share of my post on Earthsky.org: http://earthsky.org/space/the-crater-dome-illusion Please check it out there.  

Posted in Uncategorized | Leave a comment