The blunder, which had remained undiscovered until very recently, may never be rectified due to the painting's fragile state.
A never-before-seen self-portrait of the 19th-Century artist has been discovered using X-ray imaging.
New research has suggested that the process of creating cave paintings may have been a family affair.
The man, who bought the painting for just $50 from a flea market, maintains that it has ruined his life.
A security guard at an art gallery in Russia was found to have drawn eyes on a highly valuable painting.
Farmers in Africa have found a novel new way of protecting their livestock from opportunistic predators.
A photograph of a rather unusual looking fish that was caught in Japan has recently gone viral on social media.
A cave painting dating back 44,000 years shows the earliest known depiction of a supernatural creature.
An investigation is currently underway in an effort to track down who is responsible for painting the animal.
The world's most expensive painting - Salvator Mundi - mysteriously disappeared shortly after being sold.
A new study has suggested that an injury sustained from a fall may have left Leonardo da Vinci unable to paint.
Lyn Cinderey started to feel unwell after viewing a piece named 'Sinister' at a haunted objects exhibition.
Early human cave paintings dating back thousands of years could depict more than just hunting scenes.
Archaeologists have partially reconstructed a 1,500-year-old depiction of Jesus when he was a young man.
When elderly couple Jerry and Rita Alter died, a stolen painting worth millions was found in their bedroom.
A new study has found that Neanderthals, not humans, created the world's oldest known cave paintings.
An acrylic painting purchased from an antique store has earned itself something of a haunted reputation.
The mystery of who paid $450 million for Leonardo da Vinci's 'Salvator Mundi' has now been solved.
The 500-year-old painting, which sold for a record-breaking sum at auction, has a few peculiarities.
A painting believed to be the work of Italian painter Raphael has been found in an 18th-century home.