A long-lost Eva Hesse painting that showed up at the Goodwill is on offer at Christie's with a high estimate of $80,000.

Watch the magic unfold as paint and water collide in this mesmerizing abstract fluid art! No extra tools—just pure creativity ...

For example, Kandinsky used sharp lines and pointy shapes to show anger.He used soft curves and pale colours to show ... is no right or wrong answer to painting abstract art.

According to the BBC, a museum spokesperson said it's considering the "next steps" to repair the American painter's 1960 abstract Grey, Orange on Maroon, No. 8 painting. Those "next steps ...