Why wood is back at the top of the tree for architects

Strong, clean and versatile, engineered timber is the ‘new concrete’. With wooden skyscrapers in the offing, could it be the answer to the global housing crisis?

The 20 best food books from 2001-2017

To mark 200 issues of Observer Food Monthly, we pick the most significant books published in the years since the magazine launched

From beehive to mohawk: the hairdos that topped off 50 years of fashion

A new exhibition looks at hairstyles though the decades

Ralph Lauren snow gear and arty socks: what to buy this week

Get back to the 90s with snowboarder gear from a cult range, don specs from Andy Warhol’s eyewear makers and check out iconic Irving Penn images in Paris. Here are our top style tips for the week ahead…

The hot list: what’s coming your way in 2018

Eighteen reasons to look forward to the next 12 months (and we haven’t even mentioned the royal wedding…)

The juiciest and glossiest red wine lips

Go for broke with this season’s prettiest pout