Sunday, January 29, 2012

Marketing Drugs, Then and Now

An article in the NY Times reports on Mary Ebeling’s recent research on direct marketing in the pharmaceutical industry. It recalls for me the techniques used a century ago to sell patent medicines.

Posted by Darin Hayton on 01/29 at 12:06 PM

Friday, January 27, 2012

Grinding Telescope Mirrors, Then and Now

The recent article at NPR on grinding mirrors for the Giant Magellan Telescope reveals that tacit knowledge and skills are as important now as ever. Technological developments and sophistication do not reduce the role of the skilled technician.

Posted by Darin Hayton on 01/27 at 02:06 PM
(2) Comments

Thursday, January 26, 2012

An Introductory History of Astrolabes

Shanna Freeman over at made a significant error in her comments about the astrolabe. In order to correct her missteps, I decided to post a draft of a history of astrolabes I wrote a few years back.

Posted by Darin Hayton on 01/26 at 10:58 PM
(7) Comments

Friday, January 20, 2012

The Politics of Calendar Reform

Yesterday’s debates about whether or not to continue inserting a leap second are nothing new. In fact, these most recent debates and, ultimately, the decision to postpone making decision, sound a lot like medieval and early modern effort to reform a calendar or adjust time keeping practices.

Posted by Darin Hayton on 01/20 at 10:53 AM
(7) Comments

Tuesday, January 17, 2012

Retro-Diagnosis Run Amok—Sophocles’ Plague of Thebes

In recent efforts to retro-diagnose a plague physicians have turned their attention to a fictional plague. How can this be good history or good science?

Posted by Darin Hayton on 01/17 at 03:47 PM

Saturday, January 14, 2012

BSHS Travel Guide Seeks History of Science Articles about Philadelphia

The British Society for History of Science seeks articles about Philadelphia history of science attractions.

Posted by on 01/14 at 07:22 PM

Thursday, January 05, 2012

Is Grandma to Blame for Obesity Today?

This post takes Shari Roan to task for her recent article on obesity that appeared in the LA Times and has since been reposted around the internet. Roan’s article is a shoddy piece of reporting.

Posted by Darin Hayton on 01/05 at 01:58 PM
(2) Comments

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