If you want to see a cool image of the Perseverance rover landing on Mars, go to about 1 minute in on this video: https://www.youtube.com/watch?v=z4Wm_bEDu9c (View Post)

Perhaps a demonstration of the fact that there are some things the state does well and some things private enterprise does well, and the real trick is to work out which is which? I certainly think ou… (View Post)

Apparently it was used by tanners, to tan leather. My source is a Terry Pratchett book, but I think he usually did his research for this sort of thing. (View Post)

Taking a sick day as a teacher is not an easy option: the work still has to be set which entails a long email detailing exactly what you want your classes to do. When you do go back in you find a lar… (View Post)

Evidently not... (View Post)