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 ...

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 ...

Purdue University chemists have developed a way to "bar code" individual chemical compounds, making it quick, easy and economical to identify the most biologically active ones among thousands of ...