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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What Is a Pangram and How Is It Useful?
A pangram is a sentence that uses every letter in the alphabet. The name comes from two Greek root words. “Pan” means “all,” and “gram” means “something written.”...
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When Was Braille Invented?
When Was Braille Invented? The Braille system of reading and writing was invented by a Frenchman named Louis Braille, in about 1829. It is an alphabet consisting of an...
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Who Invented Alphabets?
Who Invented Alphabets? One of the earliest forms of the alphabet was hieroglyphics. Hieroglyphics were single symbols that stood for entire words. Thousands of...
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How Were Languages Born?
How Were Languages Born? The ancient Romans gave us most of our modern languages. Their language was Latin, the basis for most of the western tongues. The actual shapes...
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