ROME, March 1 (UPI) -- An Italian TV host and science journalist says he believes he has detected a self-portrait created by multitalented Renaissance artist Leonardo Da Vinci.

PARIS, Dec. 20 (UPI) -- The Louvre Museum in Paris said it has uncovered several sketches potentially created by Italian Renaissance painter Leonardo da Vinci.

ROME, Aug. 30 (UPI) -- A New York art dealer says she does not believe a painting she once owned was created by famed Italian painter Leonardo da Vinci.

ROME, Feb. 26 (UPI) -- Researchers say an early guide to playing the game of chess might have been illustrated by Italian artist Leonardo da Vinci.

WASHINGTON, Nov. 16 (UPI) -- Leonardo da Vinci's preliminary drawing for the painting, "Adoration of the Magi," will leave Italy for the first time for a limited display in Washington.

MONTECATINI DI TERME, Italy, Aug. 31 (UPI) -- Scholars cited in an Italian exhibition say Leonardo da Vinci designed a diving bell and dreamed of using it to become rich through naval warfare.

VENICE, Italy, June 10 (UPI) -- A pen-and-ink drawing of an old woman, owned by an Italian industrialist, has been newly attributed to Leonardo da Vinci.

FLORENCE, Italy, March 27 (UPI) -- Leonardo da Vinci's famed study of the brain, a self portrait and his famous St. Jerome will be part of a new show about the Renaissance genius.

LONDON, July 1 (UPI) -- A new Leonardo da Vinci work has been discovered under the surface of another painting at a London gallery.

FLORENCE, Italy, April 26 (UPI) -- It took 500 years to decipher, but Italian scientists have made a working model of a self-powered car designed by the genius of Leonardo da Vinci.