THIS is the third part of a course of practical physics, the two previous ones dealing with heat and general physics. A fourth part, on electricity and magnetism, will complete the work. The optical ...

Specular reflection from a surface that is smooth on the scale of the wavelength of the observation can be used to diagnose surface liquid. We searched for specular reflection in high-resolution ...

A photo from a Michigan Harris-Walz rally has been shared in posts online claiming that a reflection on the campaign plane’s fuselage shows an empty tarmac and that this is evidence the crowd was ...