'But officer, I swear he came out of nowhere..."

[philbear]

This works exactly like it says, and is one
> major reason people in cars can look right at you (when you're on
> a motorcycle or bicycle)---AND NOT SEE YOU.
>
I tried this and after a minute you'd swear those yellow dots disappear, but they really don't.

> From a former Naval Aviator:
>
> "This is a great illustration of what we were taught about
> scanning outside the cockpit when I went through training back
> in the '50s. We were told to scan the horizon for a short
> distance, stop momentarily, and repeat the process. I can
> remember being told why this was the most effective technique to
> locate other aircraft. It was emphasized (repeatedly) to NOT fix
> your gaze for more than a couple of seconds on any single
> object.
>
> "The instructors, some of whom were WWII veterans with years of
> experience, instructed us to continually "keep our eyes moving
> and our head on a swivel" because this was the best way to
> survive, not only in combat, but from peacetime hazards (like a
> midair collision) as well.
>
>" We basically had to take the advice on faith (until we could
> experience for ourselves) because the technology to demonstrate
> it didn't exist at that time.
>
http://www.msf-usa.org/motion.html

[KYGlassman]

That was crazy.

[Mandy]

ok, that was nutz, no matter the speed or size of the dots they still disappeared an or got lighter. pretty cool tool to prove the point of awareness.

[Rem700]

cool stuff

[kyswede]

Try this one. On a clear night, find a star you can barely see. Stare at it and it will disappear. Look to the side a bit and it will reappear. We all have a blind spot. Your brain fills in that spot with surrounding details. That's why the star will disappear.