Morse code is used in telecommunication; it is a method of transmitting and receiving coded information. Each character (letter or numeral) is coded/represented by a unique sequence of dots and dashes ...

Learn how to implement a classic substitution cipher in C! This step-by-step tutorial walks you through encoding and decoding messages by replacing each letter with another according to a fixed key. A ...

Researchers sorting through large numbers of chemical compounds to identify new drug candidates may soon be heading for the express check-out lane. Purdue University chemists have developed a way to ...