Cumberland Times-News

Bob Doyle - Astronomy

Bob Doyle - Astronomy
  • Unknown to us, we host a vast multitude

    We have about 10 trillion human cells in our bodies. But on our skin, in our mouth, throat, esophagus, stomach, intestines and colon are about 90 trillion bacterial cells.

    June 29, 2013

  • BOB DOYLE Can we count on our sun to be reliable?

    One constant in our lives is the radiation from our sun. Of course, how much sunlight we receive from our star depends on the weather, subject to changes each day. But above our atmosphere’s weather layer, the sun’s outpouring of radiation hardly varies.

    June 22, 2013 1 Photo

  • What are the odds of this happening to you?

    I recently purchased an intriguing book with the title of “What Are the Odds?” by Tim Glynne-Johns.

    June 15, 2013

  • BOB DOYLE New book chronicles notable early aircraft

    I’m writing this column at the time when three planets are close together low in the western dusk but cloudy weather is preventing me and others in the Cumberland area from seeing this unusual formation.

    June 8, 2013 1 Photo

  • Here’s how physics applies to our lives

    Every summer, I teach two physics classes that I find enjoyable. The first course is about motion, forces, rotation, orbits, fluids and heat. The second course covers waves, light, electricity and magnetism.
    Since I’ve been doing this for two decades, I’ve tried many teaching ideas. I hope that by the end of each course, my students will understand how physics principles apply to their own lives.

    June 1, 2013

  • Life rules reveal just ‘Why Size Matters’

    This column will comment on some unusual trends of living organisms revealed in “Why Size Matters,” by biologist John T. Bonner.

    May 25, 2013

  • Here are curious facts about Earth’s moon

    Several weeks ago, we had our annual STEM Faire at Frostburg State University. STEM stands for Science Technology Engineering and Mathematics.

    May 18, 2013

  • BOB DOYLE Guide to the universe has much to offer

    Early this year, I purchased the new Smithsonian atlas, “Universe — the Definite Visual Guide” published by Dorling-Kindersley.

    May 11, 2013 1 Photo

  • Sir Isaac Newton was a ‘philosopher by fire’

    My last two columns have reviewed Isaac Newton’s upbringing, his great inventiveness (both practical and theoretical) and his reluctance to share his discoveries (fearing lesser minds would have the gall to challenge him.)

    May 4, 2013

  • BOB DOYLE Sir Isaac Newton a troubled genius

    Last week’s column reviewed the youth of Isaac Newton, the founder of mechanics (force and motion) still used today in the design of most mechanical devices.

    April 27, 2013 1 Photo

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