Source: Wikipedia (Agarose gel with UV illumination)

Visualizing DNA

When I was doing my Thesis (population genetics, migration), I spent a fair amount of time extracting DNA from blood samples. The process was fascinating, and a little demanding - precise pipette handling can leave your shoulders in misery! Anyhow, it took us two days to get 'pure' DNA from a blood sample, and day II was always my ...
There is grandeur in this view of life – visualising Darwin

There is grandeur in this view of life – visualising Darwin

If I were to give an award for the single best idea anyone has ever had, I had to have to give it to Darwin, ahead of Newton and Einstein and everyone else. It is not just a wonderful scientific idea; it is a dangerous idea. it overthrows, or at least unsettles, some of the ...
Voynich manuscript – secret knowledge or brilliant hoax?

Voynich manuscript – secret knowledge or brilliant hoax?

Since we are on a roll with old books and manuscripts, I give you the  240-page Voynich manuscript. It is an unsolved enigma: a manuscript found in Italy; the paper has been dated to between 1404-1438. It contains text in an unknown script, unknown language, and illustrations of non-existing plants, constellations and humans apparently doing inexplicable ...
1854: geographical distribution of indigenous vegetations

David Rumsey collection: mapping history I

David Rumsey's gigantic collection of historical and modern maps, schematics, timelines, data visualisations, diagrams, history, time, sciences, religion is a never-ending source of wonder and inspirations. It is a bit of a trap, as I can spend days wandering around in the magical world of visualisations of history, science, culture, religion. Looking at the older ...
Leonardo da Vinci drawing drapery

Bow to the masters: learning from Leonardo da Vinci

These are drawn from a book with Leonardo da Vinci's sketches; all in pencil.There is no better way than to learn from the masters.   ...