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

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Brazilian police say the death toll in a massive raid on a notorious drug gang in Rio de Janeiro has risen to 119 killed, including four policemen.

For years, managers have been encouraged to praise and constructively criticize just about everything their employees do. But there are better ways to help employees thrive and excel. by Marcus ...