A Minnesota garage sale led researchers to discover that a $50 painting was made by the famed Dutch artist Vincent Van Gogh.

A team of specialists is trying to prove that a canvas bought for less than $50 was painted by the iconic artist—and is worth $15 million.

Elimar’ could turn out to be a real masterpiece, but there’s no getting around the fact that in addition to not being particularly Van Gogh-ish, it’s also not particularly nice ...