The Sydney Morning Herald logo
The Sydney Morning Herald logo

Explainers

Advertisement

Data centres power what we do online. So why all the controversy now?

You might never go inside one of these massive structures – but your digital presence has, probably hundreds of times a day. What goes on in a data centre?

  • Angus Holland

Latest

The final paper trail: How to make your executor’s job easier

Where there’s a will, there’s an executor – the person who manages your estate when you’ve died. Who do you choose for this important role, and how can you help smooth their way?

  • Madeleine Heffernan

How do you calculate the cost of war in Iran?

Expensive missiles are just the start. How do you tally the cost of war – and what will be the bill for Operation Epic Fury?

  • Angus Holland

An oyster farmer, a firefighter, a Kennedy: The Democrats taking the fight to the Republicans

Across the United States, parties are choosing candidates for midterm elections in November. Who are the emerging Democrat stars? And who’s in the frame to run for the presidency in 2028?

  • Angus Holland and Madeleine Heffernan

Location, location: Why tiny island strongholds are so prized

The Indian and Pacific oceans cover roughly half the globe and are dotted with strategically valuable islands. Who has what where – and when can it get controversial?

  • Angus Holland

If Trump really was ‘deranged’, could he be stripped of his powers?

A president can be made to stand aside under the 25th Amendment – but it’s never happened. Who decides if he or she is no longer able to govern?

  • Angus Holland
Advertisement

Going, going, gone: What it means to be a ‘failed’ state

The term has re-emerged as war rages in the Middle East. But what qualifies as a failed state – and why are they such a worry?

  • Angus Holland
Organ donations.

‘A second chance’: How do organ donations work?

Every year, hundreds of Australians receive a lifesaving organ donation. What’s it like to gift a kidney or have a change of heart, literally? And how do transplants happen?

  • Madeleine Heffernan

Daylight saving ends on Sunday. Where did it come from (and who invented time zones)?

Time can be a controversial business. Beyond the twice-yearly clock shifting that’s familiar to many, reaching global agreement on time zones and the squiggly International Date Line has been no mean feat. How did it happen?

  • Felicity Lewis and Angus Holland

‘Cuba is finished’: What does Trump want with the island nation?

Without oil from Venezuela, the island nation is in crisis. Now Trump says he will ‘take’ it. How did Cuba get here, and what’s next?

  • Angus Holland