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Categories
Category Archives: demonstrations
Farewell to shadow projection?
One of the many books I haven’t read to the end is Plato’s Republic. But I did get to the part where he speaks of Socrates’ image of everyday reality being nothing more than the shadows on the wall of … Continue reading
Posted in demonstrations, public science, teaching, Uncategorized
Tagged projection, shadow, video, visuals
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Elements and the Amazing MBH Laser installation
I should have posted something after Elements – Kill or Cure but am only getting around to it now. In fact, I am only getting over it now. An amazing event with some 1600 people turning up and enjoying themselves … Continue reading
Posted in demonstrations, elements, mercury
Tagged beating, demonstration, heart, installation, mercury, Wellcome
1 Comment
Amalgamating gold for real
Before anyone writes in and tells me that I’m only concerned with the simple beauty of the process, let me draw your attention to two videos that show how you can use mercury to extract and purify gold and silver. … Continue reading
Posted in demonstrations, elements, mercury, Uncategorized, video
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Mercury amalgams – behind the scenes for Elements
It was as a graduate student that I first dissolved things in mercury. We’d drop small chips of sodium into a flask containing mercury. After a few seconds sitting on the surface the sodium would vanish into the liquid, accompanied … Continue reading
Iodine – a short introduction
For those of you coming to Elements on Friday 8 April, here’s a little taster of some of the weirdness you’ll be able to see at the iodine station down in the bowels of the Williams Lounge. In addition to … Continue reading
A hideous reminder of our mortality…..
Demonstrations have been my thing for a long time. I’ve done scores of different ones – quiet ones, loud ones, small ones, big ones, smelly ones, coloured ones. You name it. But all most people remember are the fiery ones. … Continue reading
Posted in demonstrations, public science
Tagged danger, demonstrations, explosion, safety
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