Study suggests London Underground may be 'too fast'(bbc.com)
bbc.com
Study suggests London Underground may be 'too fast'
http://www.bbc.com/news/science-environment-34334794
1 comments
Url changed from http://www.wired.co.uk/news/archive/2015-09/24/london-underg..., which points to this.
And discussed at length two weeks ago:
https://news.ycombinator.com/item?id=10270650
https://news.ycombinator.com/item?id=10270650
Thanks!