IF I STAY - Official Trailer
In Theaters August 22
How the Geneva Drive (the mechanical step that makes the second hand on a clock work by turning constant rotation into intermittent motion) works.
As an engineer, this makes me happy.
If only one loop of this gif were equal to one second…
watching this while listening to a clock ticking
is the best decision i have ever made
Man this is rather fascinating.
so my sister had homecoming last weekend and all the guys in her group secretly decided on undercover superhero identities and wore the corresponding colors to match the shirts underneath and revealed them during this picture and it was perfect.
THE HELLO KITTY ONE.
Im sorry but if you dont love this im judging you to hell i want this to happen me so bad omfg