(Image credit: Apartment Therapy )
Never before on the market, Madonna's 6,000 square foot penthouse, decorated by her brother and called "low-key yet glamorous" by Architectural Digest, has been listed for $23.5 million. The duplex property has 110 feet of Central Park frontage, and costs over $11,000 in monthly maintenance.

In other news, wind turbines get a plant-based upgrade, and there's finally a pop-up book made of LEGO. See the headlines after the jump.

Pop Queen Madonna Lists 'Low Key' NYC Duplex for $23.5M | Curbed
Turbine Blades Made Out Of Vegetables To Solve Wind's Hidden Pollution Problem | Co.Exist
"Pop-Up" Goes LEGO | Architizer

(Image: Architectural Digest via Curbed)