Jackson Graham

The critical waterway has a complex history. Why does Trump want it back? And what does China have to do with it?

In Australia’s big cities, we tend to take our water for granted. How does it get to us – and could we ever run out?

Some are cup-shaped, some have domes, others have been likened to apartment complexes. How do birds build their nurseries?

The Iron Dome is just one part of Israel’s missile defence system. David’s Sling is another. How does it all work?

Weird things can happen to the body in space – not least from abrupt changes in gravity. How do astronauts do it?

The menu looks foggy. The tiny instructions are a blur. What’s actually going on your eye, and how does vision work?

Violence is spreading in Britain’s streets. But who is rampaging and why?

An “acute brain failure” jettisons a patient, their doctors and families into an anxious twilight zone. How aware is a person in a coma? And how are decisions made in the face of uncertainty?

Robert F Kennedy Jr has gone from ‘troubled life’ to candidate for the top job. Here’s why his rivals are paying attention.

A red-golden carpet is unfurling across the more temperate corners of our continent. Here’s what trees – and ‘leaf peepers’ – do in autumn.