Who Was Leonardo Pisano Fibonacci?
Leonardo Pisano Fibonacci (1170–1240 or 1250) was an Italian mathematician and a number theorist. He introduced the world to such wide-ranging mathematical concepts as...
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How Is Caesar Cipher Used Today?
The Caesar Cipher is a basic technique for encryption. It substitutes certain letters of the alphabet for others so that words aren’t immediately recognizable. Named...
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Where Does Fibonacci Sequence Get It’s Name From?
The name “Fibonacci Sequence” came from an Italian mathematician. His name was Leonardo Fibonacci, and he traveled the world in the early thirteenth...
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What Are Pinking Shears?
What Are Pinking Shears? Pinking Shears are large scissors designed by Samuel Briskman in 1931 with serrated blades which, when cutting a material, leave a notched...
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How Do Fingerprints Differ?
How Do Fingerprints Differ? The skin’s surface is marked by a series of fine lines and ridges which deepen with age. The pattern on the tips of the fingers is peculiar...
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