Accurate Shooter has just posted a lead to a third-party article, "How Do Bullets Fly?" by Ruprecht Nennstiel, "a forensic ballistics expert from Wiesbaden, Germany" (http://www.nennstiel-ruprecht.de/bullfly/).
The Accurate Shooter intro is at http://bulletin.accurateshooter.com/2011/12/how-dobullets-fly-great-online-resource/
The Accurate Shooter intro is at http://bulletin.accurateshooter.com/2011/12/how-dobullets-fly-great-online-resource/