This article detailing an alternative to Copernicus’ view that planets travel around the sun intrigued me, because correct hypotheses in science are usually the ones we learn and remember. It reminded me of the modern controversy over short term global cooling and warming trends and how to interpret the past 50 years of planetary temperature data, in light of limited historical data. Had you heard of Locher? Does he remind you of any other scientist? Does the controversy remind you of any other scientific controversy?