The humorous plots in his xkcd webcomic are one of the favorite parts for many readers. Their distinctive, Tufteian style delivers the information – in this case, a punch line – without ...

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 ...

Authorities foiled a plot by two men alleged to be senior members of an international crime syndicate to smuggle methamphetamine into western Australia hidden inside 3D printers.