In the last 20 years, green lasers have shrunk from table-size lab equipment to pocket-portable presentation tools (not to mention cat toys). But making laser pointers a household item may have come ...

Not long ago, color laser printers were slow, balky, very expensive beasts. Only highly trained professionals could change their consumables, and they needed to live in a climate-controlled room to ...

Until the mid-'90s, if you wanted to print something in color, you had to use an ink jet printer. Laser was for black and white only. Then in 1994, QMS came out with a color laser printer but it was ...