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Did you know that all colours of Smarties taste the same? Standard food colourant is flavourless so different colours are indistinguishable. I discovered this quite recently but have been hesitant to share it, because I suspect it's common knowledge. This happens to me periodically. I rush to share something tremendously interesting and most people wonder why I am bothering them with something so obvious. 2 Apr 2019Read more
I am standing in the splendid hall of the Smithsonian Museum in Washington. The guide points at the Wright Brothers' Kittyhawk plane hanging from the ceiling. "That is from 1903." He gestures towards the Apollo 11 Lunar Landing Module against the opposite wall. "1969," he says. "In less than the lifespan of an average man, we went from a few metres of flight to putting a man on the moon." 20 Nov 2018Read more
When I matriculated nearly 30 years ago there were few matric options in South Africa. Now there are many more. I thought I'd give a brief overview and use it to present an idea for a new science programme. 17 Apr 2018Read more
I firmly believe that you get the most out of a lab prac if you do it yourself. It is more satisfying and meaningful. You almost feel like a pioneer. Science is never perfect so your results are usually distinctive. Mix in some natural egoism, and your experiment becomes extra special and memorable. 12 Dec 2017Read more