Famous Invention History - L
LCD - Liquid Crystal Display
James Fergason was the inventor of an improved liquid crystal display or LCD.
The History of Lipstick
The history of beautiful lips and the answer to who invented lipstick.
Who Invented LASIK?
Learn about the history of LASIK eye surgery. It wasn't until the 1970s that lasers were first considered for medical purposes, however, once lasers were considered it allowed for medical procedures such as LASIK.
LED - Light Emitting Diode
How the tiny light emitting diode came to be, the function, physics, and inventors of the LED.
The History of Leap Year
Julius Caesar was behind the origins of a leap year to lallow the established Roman yearly calendar keep pace with the actual rotation of the earth around the sun, since they were not actualy in sync. Today a leap year holds to some very strange customs regarding marriage.