Remember kids... always wear a helmet. (The almighty bikeradar helmet thread)

http://www.bikeradar.com/news/article/new-study-details-why-helmets-prevent-injury-35498/

The authors tested human skulls with and without bicycle helmets in drop tests in a monorail-guided free-fall impact apparatus from heights of 6 to 48 in onto a flat steel anvil.
So no new research at all then.

Thread continues...