How long can you go without blinking? Think back to the last time you were in a staring contest. Do you remember your best time?
Incredibly, a man in Australia's Northern Territory kept his eyes open for over 40 minutes! How did he do it? Was it dangerous? What really happens when you go that long without closing your eyelids once?
Watch the video above and click below for a full transcript. And don't forget to sound off by leaving a comment at the bottom of the page. Try it yourself. I want to know your best time! Talk nerdy to me!