This blog post is brought to you courtesy of the free wifi at the Equal Exchange Cafe in Boston, USA. The coffee is very good, and the muffin was good, although it did taste a bit healthy. I am in the USA for a conference and to give a seminar at Brandeis University just outside […]
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Last week I was at a conference at the Isaac Newton Institute at Cambridge. The subject was what you might call liquids with small self-propelled things in them. This may sound a bit odd, but the inside of our cells is more-or-less liquid and they are lots of self-propelled things in them. Our cells are […]
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This week has been a good week, but a bit crazy busy. Our final year students got their degree results this week. We have a really good bunch of final year students, or as they will be in three weeks after picking up their certificates, a really good bunch of graduates. So that was really […]
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Famously, in Star Trek, space is the final frontier. But where is the frontier of space, or in other words: Where does space end, and the Earth’s atmosphere begin? I was prompted to think about that when I read an amusing sarcastic piece about Justin Bieber apparently going into space, aboard what Richard Branson’s Virgin […]
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Pretty much all models in physics are wrong of course. From Hooke’s model of the force of a spring, to Schrödinger’s equation in quantum mechanics, to Newton’s law for the force of gravity — all are wrong. Or more precisely, are approximations that work for many circumstances but fail in others. I am following in […]
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