How hardness is measured

What the scientists are saying… The oldest ...

'There’s something magical about pearls,’ thinks Matthew Thomas of Gatsby Jewellery. ‘They come from water, not the earth, which makes them unique among precious gems.’ Perhaps that’s why they’ve been

SKILLS, TIPS & TRICKS TO GET YOU HIKING LIKE A PRO

Experts share ideas on creating a more eco-friendly home

This enduring material brings gravitas to schemes and is one star of Curated Style , a new book that celebrates beautifully edited homes – just take a look at these sublime spaces

Mars is perhaps the most interesting, and certainly ...