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 ...

"If you're using a counter, you have to define zero. You start counting at some point," physicist Marta Berholts from the University of Uppsala in Sweden, who led the team, explained to New Scientist ...

For science-fiction enthusiasts, that’s a bit depressing. Space is big, and while the speed of light is incredibly fast to us ...