As a nurse, Hilary Caldwell had her community's respect, but when she became a sex worker at the age of 36 she felt she had to hide her career. Two decades on, she's decided to share her story.

There's something mystical about the night sky. Staring up at celestial bodies prompts us to wonder about the kind of universe we live in, and who we are in the midst of it.

International organisations are concerned about the "hidden" crime of commercial trade in human organs. So what is the best way to combat the black market?

The night sky is getting brighter by about 10 per cent each year and this threatens the health of humans and other animals. Historically, darkness has been seen in a negative social and cultural context, so can we change our attitudes and learn to embrace the dark sky?

There are a number of myths surrounding the Olympics. This historian sorts the facts from the fiction.

Rubber is waterproof, durable and in so many everyday items it would be impossible for our world to exist in this form without it. However, like many resources, it has a dark past.

Women around the world have taken to social media to protest comments by the Republican vice-presidential nominee.

Australian playwright Ray Lawler has died at the age of 103. Lawler wrote Summer of the Seventeenth Doll, which spurred a growing movement of artists telling Australian stories in Australian voices on the main stage.

Most people in the world live under light-polluted skies. Our interactives show you how even simple changes can bring the stars back into view.

Humour can often be a response to the sense of being ill-at-home in society — perhaps even ill-at-home in the world. But whether it takes the form of fatalism or self-deprecation, irony can have a sting in the tail.