Electric brain stimulation improves maths performance

In case you're interested, here are other reports of the same story:

http://news.ycombinator.com/item?id=1869772

http://news.ycombinator.com/item?id=1870798

http://news.ycombinator.com/item?id=1871276

http://news.ycombinator.com/item?id=1872308

http://news.ycombinator.com/item?id=1875650

None of the submissions have any comments ...

quote of the day: "we are definitely not saying that people should use such techniques to treat children with learning difficulties or anyone else..."