Gravity-defying staircase by Close to Bone climbs up into the sky

Dezeen Mail issue 304 features this week's biggest stories in architecture and design

Herzog & de Meuron's Tate Modern extension, a gravity-defying observation tower (pictured) and Jonathan Ive's swipe at contemporary designers feature in this week's edition of Dezeen Mail.

Read Dezeen Mail issue 304 | Subscribe to Dezeen Mail