The brain teaser is of an illustrated, black and white light bulb designed to fool the mind. All you need to do is stare at the light bulb for 25 seconds, then immediately stare at a blank white ...

What do you see? A brain teaser showing a black and white light bulb will leave some people baffled, after all it’s designed to trick the mind. The brain teaser is of an illustrated, black and ...

After staring at this image for 25 seconds, you should be able to see a glowing light bulb. Photo / Supplied. You may have already seen this optical illusion doing the rounds on social media, but ...