Common Science Archives - Chapelboro.com

Happy Five Years at Chapelboro, Jeff Danner!

Posted by Staff | Apr 11, 2016 | Common Science, Featured

We are celebrating five years of Jeff Danner and Common Science at Chapelboro! For the past five years, Chapelboro readers have been treated to Jeff Danner’s Common Science column. Danner takes the wonderful, yet...

Common Science Fifth Anniversary Column

Posted by Jeff Danner | Apr 11, 2016 | Common Science

This week marks the fifth anniversary of Common Science® and this is my 239th column! It’s been my great pleasure to write them and I have enjoyed your comments and emails over the years. Nevertheless, I’ve decided that I need...

A Simple Way to Help the Birds and the Bees

Posted by Jeff Danner | Mar 20, 2016 | Common Science

Sometimes the rest of my life imposes on my writing schedule. I skipped last Sunday, a rarity, and this week I am writing from the road. While I was in the car yesterday, I heard an appeal from the National Audubon Society for...

The Highest Volume Chemical Produced in the World is . . .

Posted by Jeff Danner | Mar 6, 2016 | Common Science

In the early 1990s when I was a graduate student in Chemical Engineering at the University of Pennsylvania, I taught a class called Introduction to Chemical Engineering to the freshmen. During my first lecture, I asked the...

Cats, Man’s Second Best Friend

Posted by Jeff Danner | Feb 28, 2016 | Common Science

My inspirations for topics come from many sources: news articles, conversations, questions from readers, long-held passions, and occasionally random thoughts. This is a random thought week. For some reason, it occurred to me...

In Which My Chickens Save My Life

Posted by Jeff Danner | Feb 21, 2016 | Common Science

I raise chickens at my small farm west of Carrboro, NC. At the moment, there are six members of my all-female flock. In addition to their coop, they have 24/7 access to a 2,500 square foot chicken run. Because I allocate over...

U.S. Birth Practices 1940 to 2040: Part II

Posted by Jeff Danner | Feb 8, 2016 | Common Science

Last week in Part I, I reviewed the history of birth practices in the United State from 1940 to 2016. This week, let’s project forward to 2040. Currently 99% of all births in the U.S. occur in hospitals, one third of them by...

U.S. Birth Practices 1940 to 2040: Part I

Posted by Jeff Danner | Jan 31, 2016 | Common Science

As I am approaching my fifth anniversary of publishing Common Science®, I hope that it is apparent how much I enjoy writing these columns, particularly when the topic brings in threads of history, politics, economics, and...

Sun Glare Challenges for the Blue-eyed

Posted by Jeff Danner | Jan 24, 2016 | Common Science

For some reason that eludes me, I always live directly west of my office. As a result, for much of the year I drive directly into the rising sun in the mornings and into the setting sun in the evenings. Usually my commute...

An Engineer Looks at 50

Posted by Jeff Danner | Jan 17, 2016 | Common Science

Today is my 50th birthday. So rather than delving into a science or technology topic this week, I ask for you indulgence as I reflect on the first half century of my life. In a bit of a spoiler, let me tell you up front that...

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