Art market in ‘mania phase’ and risks bursting of the bubble, report says

Experts expect a ‘severe correction’, particularly in contemporary and American art, after years of spiralling prices and celebrity and luxury obsession

Inside Hanoi’s gated communities: elite enclaves where even the air is cleaner

The rapid growth of Vietnam’s super-rich means multi-billion dollar developments are rising across this ancient city, separating the wealthy with walls and 24-hour private security from street hawkers, congestion and pollution

Punta del Este: is Uruguay’s uber-rich ‘gated city’ a glimpse of our urban future?

Astronomic rents and zero public housing keep the haves and have-nots apart in the exclusive Uruguayan coastal city. So is this dystopian ‘paradise’ preempting the path on which other global cities are set?

Richard Branson fronts nail-biting campaign against rhino poaching

Adverts featuring the Virgin founder and Chinese celebrities highlight that the keratin found in rhino horn has no more health benefits than chewing your own fingernails

The most unmissable culture of 2016

Tarantino goes bounty-hunting, Botticelli takes you to hell, Bowie goes dark, and Jericho fills that Downton-shaped hole … in our bumper guide to the best 150 arts events to look forward to this year

Rio Olympics set the pace for spring/summer 2016 fashion

As labels limber up their athletic designs on the catwalks, style watchers tip Olympic-themed looks to be next year’s big winners