Yes, it’s finally Friday (for some of us), and there’s no better way to kick off the weekend than with some jokes. Our favorite? Schrodinger’s Cat walks into a bar of course. This theory is basically a paradox used to explain the apparent contradiction between what quantum theory tells us is true at microscopic level and what we see with the naked eye, meaning that the cat would be inside the bar and outside at the same time. Click here to view the first image in today’s viral picture gallery. Continue reading for the five most popular viral videos of today, including a bizarre human claw machine.