Category Archives: Personal

Five years

Turns out today is the fifth anniversary of me starting this blog. It’s been an interesting journey and I feel that I should reflect on what I’ve done, what I’ve learned, what I would have done differently, and what I’m … Continue reading

Posted in Personal, Philosophy for Bloggers, physicists, Science, Scientists | Tagged , | 28 Comments

Criticising the critics

I’ve recently come across a number of examples of people objecting to the manner in which some people engage in public criticism. There is a podcast with Sam Harris and Ezra Klein. It relates to a situation in which a … Continue reading

Posted in ClimateBall, Personal, Policy, Roger Pielke Jr | Tagged , , , , , | 339 Comments


I noticed another discussion on Twitter about whether or not climate scientists should fly. I have written about this before and the issue of people making personal sacrifices is something I’ve pondered recently. I have a great deal of respect … Continue reading

Posted in ClimateBall, ethics, Personal, Policy, Politics, Research, Scientists | Tagged , , , , | 198 Comments


I don’t particularly like discussing moderation and, in fact, it’s been much less of a problem than it once was. However, for various reasons, I thought I would quickly stress something about how, and why, I run this blog. I … Continue reading

Posted in ClimateBall, Personal | Tagged , , , , | 19 Comments

Observing the earliest stages of star and planet formation

A while ago I wrote a post about an ALMA observation of a very young stellar object (Elias 2-27) that shows spiral density waves in its circumstellar disc (see Figure on the right). A reason I wrote that post is … Continue reading

Posted in Personal, physicists, Research, Science | Tagged , , , , , | 5 Comments

A little bit of sociology of science?

I recently published a paper on turbulence in discs around young stars. The basic conclusion was that turbulence tends to inhibit, rather than promote, a potential planet formation process. However, rather than talk about the paper itself, I thought I … Continue reading

Posted in Personal, Research, Scientists, The philosophy of science, The scientific method | Tagged , , , , , , | 56 Comments

2017: A year in review

I’ve now been writing this blog for almost 5 years and I still don’t quite know what I’m trying to achieve, if anything. Hopefully a blog that presents a reasonable representation of our current understanding of climate science, while also … Continue reading

Posted in Climate change, ClimateBall, Global warming, Greenhouse effect, Personal, physicists, Pseudoscience, Roger Pielke Jr | Tagged , , , , , , , , , , | 30 Comments