is this fish evil?

On Facebook a while back, I noticed a post with an image of a fish under the caption, "Is this fish evil?" What with the way FB stuff rapidly disappears down the plughole timeline to the past I couldn’t find that post again (where’s Dr Who when you really need him?), but this is that […]

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stingray x-ray

Another in the occasional series of rather lovely biological images: an x-ray of a stingray (Heliotrygon sp.)   (from NatGeo, via Pharyngula) The genus name means ‘sun stingray’, a name that was given for the way that the cartilage fibres that support its body (like sharks, stingrays have a skeleton that’s based on cartilage, unlike the […]

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why kids should grade teachers

Next week my first-year biology students will be doing an appraisal of this semester’s paper, & of those academic staff involved in teaching it. They’re asked about the perceived difficulty of the paper, the amount of work they’re expected to do for it, whether they’ve been intellectually stimulated, the amount of feedback they receive on […]

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