The chart below shows the normal range of a resting heart rate (pulse rate after resting 10 minutes) in beats per minute, according to age.
This version of Thor's hammer was made by master swordsmith Tony Swatton. He's a Picasso when it comes to recreating movie props like Wolverine's claws, swords from Game of Thrones and weapons of the Teenage Mutant Ninja Turtles.
This ridiculously awesome man made version of Thor's hammer MjÃ¶lnir is so impressive that even our most Thor-like human Chris Hemsworth would have trouble swinging it around. Though it's not quite the weight of 300 billion elephants, it's the closest thing to MjÃ¶lnir on Earth.