Swedish artist's drawings, collages and sculptures are wilfully naive but deceptively sophisticated

The drawings are being auctioned on eBay for charity

Lyons teashops were the Starbucks of their day. In the aftermath of war, the management of the restaurant chain (the last one closed its doors in 1981) was faced with a pressing challenge: how to enliven dingy and often war-scarred interiors up and down the country without spending a fortune.

The exhibition at Kensington Palace introduces iPads, wi-fi and a new level of interactivity- including a specially designed version of Paper app

Nearly 50 years after writing the conceptual art book Grapefruit, writer, artist and peace activist Yoko Ono has released a sequel that she hopes will inspire people and get them thinking and reading.

Week four in my adventures in using every single pan in any given kitchen and, on a cartoon high after re-reading some old Calvin and Hobbes, aka my Ulysses, I plump to road-test a comic-book cookbook.

Further to your obituary of Mark Fisher (28 June), he will be remembered for breaking new ground with rock shows, and moving on from the ghastly video screen with a picture of the performer into things that added so much more to the experience, writes Nick Mason, Pink Floyd drummer.

Masterworks by British contemporary art giants Francis Bacon and David Hockney will go under the hammer today in a £66 million bonanza.

Plus: OMG –WTF is this TPM thing? And, Paul Noble: genius squared with madness

Plus The honour is all his in the Panter household and Private Lives' Toby Stephens picks a very public fight with Joan Collins

Intimate sketches by Queen Victoria of her children will be one of the highlights of a new exhibition featuring artwork by the royal family through the centuries.

An exhibition of startling images of the cosmos looks at the development of telescopy, photography, and our place in it all

These 10 tales of Greek life evoke a strong sense of place, from the dusty streets of Athens to shady little tavernas in village squares.

Norfolk Museums and Archaeology Service, 1786, 73.6cm x 92.5cm by Henry Walton