The Longest someone has gone without sleep is 11 days and 25 minutes
A student went 264.4 hours without sleep while still in high school, winning first place in the 10th Annual Great San Diego Science Fair in 1964. Randy said emphatically "no" when asked if he'd do it again. Others claim to have broken Randy's record, but none of their attempts were done under close scrutiny, as Randy's were, so there's no way of knowing if they're genuine.
Students who write longhand notes remember more and have a deeper understanding of the material than those who take notes from laptop.
Even when written upside down or with a mirror image, none of the Hindi alphabets create an illusion.
The United States is one of just eight countries in the world that does not mandate paid maternity leave.