Saype’s grassy graffiti: meet the street-art sensation who sprays mountains

The French artist’s giant biodegradable artworks adorn fields, are best seen by drones and last only days. Now, Guardian readers can get their hands on them

Venice Biennale 2019 review – preaching to the converted

There is much to praise from Ghana, India, France, and a stunning international pavilion. Less admirable is a true horror on the Arsenale…

Warhol’s soup cans and psychedelic dancing stars of Tate exhibition

Major six-month show at Tate Modern will present artist who ‘reimagined what art could be’

Flushed with success: solid-gold toilet to be installed at Blenheim

Visitors will be able to spend 18-carat gold penny when artwork arrives at country house in autumn

Basquiat and Haring paintings to go on show in blockbuster NGV exhibition

Crossing Lines will feature more than 300 works by the quintessentially 1980s artists