A teacher in Russia has resigned after admitting he watched adult content during a physics lesson with 13- and 14-year-olds, though he claimed it was ‘unintentional.’ A video, filmed from behind a student's physics textbook, showed the 62-year-old teacher smirking at X-rated scenes on his screen—seemingly unaware that they were also being displayed on the classroom monitor, in full view of the students. Initially, the school where the teacher had worked for almost 40 years tried to blame the