This collection of fascinating tidbits will leave you amazed, and give your brain the workout it so desperately needs. From the science behind why music gives you chills to the secrets of Viking swords this eclectic mix of knowledge may be just the thing to help you get through the day.

Did you know that certain songs can trigger an emotional response so strong it feels like a full-body experience? Or that some ancient Viking swords were forged with techniques far ahead of their time? How about a single surgery that lasted an unbelievable 103 hours?

These are just a few of the mind-bending facts waiting for you. Whether you love history, science, or just enjoy learning something new, this list is packed with weird, wonderful, and downright jaw-dropping pieces of knowledge.