Taxing the super-rich: Could a ‘billionaire tax’ work?

Why is Switzerland home to so many billionaires?

Can cloud seeding make the UAE’s desert green?

We tested five ways to find hidden cameras in hotels and house rentals

Inside the airport with the world’s best customer service

Could the vaping industry go up in smoke?

Can Saudi Arabia keep links with Israel?

A ‘thirsty’ AI boom could deepen Big Tech’s water crisis

South Korea wants to become one of the world’s biggest arms dealers

Is the UK space industry about to take off?

Why do we have chemicals in our food?

Factories are heading for a ‘dark’ future — and it’s not what you think

Why the world needs Morocco’s desert rock

Why China has its eye on Latin America

Is this vessel the future of shipping? Shipping giant Maersk is banking on it

Will India’s foreign policy decisions be a test for their superpower ambition?

China has invested heavily in Europe. Not everyone’s convinced it was a good idea

The next earthquake: Is time running out for Europe’s largest city?

The Airbnb effect: why second homes have become so divisive