Deluged by responses to his request for your favourite units, Robert P Crease discovers that non-SI units persist, and are sometimes even popular, among the physics community Setting the standard ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I ...

MCQs on Units and Measurements Class 11: MCQs have become an important part of the CBSE exam pattern as the board has suggested all its schools design their exam papers and tests to assess students’ ...

For scientists, the story of metrology has a simple plot: to ensure that standards keep improving. The pound of Imperial France made way for the platinum Kilogram of the Archives in 1799. In 1889 it ...

For many, it's the start of a new semester of physics labs. That means there are new students in that introductory course. Of course, no one is really 100 percent ready to start these labs---but ...