An international team has developed spherical colloidal particles for the visualization of rotational dynamics. The two-color fluorescent particles have an off-center core that allows tracking of ...

The rotation of stars in galaxies such as our Milky Way is puzzling. The orbital speeds of stars should decrease with their distance from the center of the galaxy, but in fact they all have the same ...

Please provide your email address to receive an email when new articles are posted on . A randomized prospective study was undertaken to compare the accuracy of rotational alignment of the femoral ...