Woad, war paint of the Picts, is rich in glucobrassicin and may have anti-tumour properties.

The UK is apparently in danger of running out of scientists. Predictably, government are blaming teachers and vice versa. In related news, top stem cell scientists are abandoning Australia in droves.

Finally, the Iranian president has a blog. I doubt that it makes for an enthralling read (the first post is over 2000 words in English), but it’d be interesting if he were to set a trend.