Background. Codman's paradox reveals a misunderstanding of geometry in orthopedic practice. Physicians often encounter situations that cannot be understood intuitively during orthopedic interventions ...

A compact sensor that measures angular rotation could find space-based applications say its Chinese developers. A compact optical roll-angle sensor based on an LED and a magnetic garnet single crystal ...

We’ve probably all had a few conversations with people who hold eccentric scientific ideas, and most of the time they yield nothing more than frustration and perhaps a headache. In [Bertrand ...

3D angle: angle between the mechanical axes before and after derotation.