![CometMcNaught_chrs_snll _flickrCC Comet McNaught](https://www.peternewbury.org/wp-content/uploads/2012/06/CometMcNaught_chrs_snll-_flickrCC-200x300.jpg)
Comet McNaught wow'd observers in the Southern Hemisphere in 2007. (Image by chrs_snll on flickr CC)
We often hear about “evidence-based teaching and learning.” In fact, it’s a pillar of the approach to course development and transformation that we follow in the Carl Wieman Science Education Initiative.…