Interesting Videos this week

Machine guns are capable of quickly felling a tree. (National Geographic Feature)
Now imagine what it can do to your body.

Home-made potato Gatling gun

The whole idea that you can make something as sophisticated as a gatling gun during weekends in your garage is fascinating, the potatoes are not.

How long can you stand the ray-gun? (CBS Feature)
It appears that you can use certain objects to reduce its effect like a piece of wood or a mattress, check it out.

How to hack a radar gun to automatically measure and take video
How to turn a ‘toy’ radar gun into the real thing and more.

Girls with guns
Let’s end this edition will all-ime-favorite for boys, girls with real guns and firing on all cylinders, enjoy!