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Guiness Book of World Records

How Many M&M’s Do You Need to Stack to Beat the World Record?

The Guinness World Records is well-known for giving recognition to the most bizarre activities and oddities. We’ve seen the longest fingernails, the fastest wheelie bin, and yes, the tallest M&M stack. But how many do you need to stack to break the world record? You need to stack six M&M’s to break the current world …

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Meet Veronica Seider who possessed a visual acuity 20 times better than average. She could identify people at a distance of more than a mile (1.6 km).

Smallest visible object The resolving power of the human eye is 0.0003 of a radian or an arc of one minute (1/60th of a degree), which corresponds to 100 microns at 25 cm (10 in). A micron is a thousandth of a millimetre, hence 100 microns is 0.003937, or less than four thousandths of an …

Meet Veronica Seider who possessed a visual acuity 20 times better than average. She could identify people at a distance of more than a mile (1.6 km). Read More »