Hidden behind St Vincent's hospital in Sydney, there's an unassuming grey building where some extraordinary research is happening.
It's here that the detailed medical data of 128 of Australia's COVID veterans is being exhaustively analysed.
The team has found something startling: some level of cognitive decline in almost all participants.
Background Briefing reporter Geoff Thompson embedded in Australia's first long COVID clinic, giving us a fascinating insight into the cutting-edge research and how it might affect those living with the disease.
Read the article or
listen to the full audio episode on the ABC listen app.
Plus, journey with us into space, where experts warn a catastrophe is unfolding.
While we tend to think of "the final frontier" as vast and empty, around Earth, it's quite the opposite.
Thanks to mountains of debris, it's becoming crowded, messy and increasingly dangerous. It's also largely lawless.
Read the story to hear from a social scientist and lawyer, who puts forward the case for improved "space laws".
If humanity doesn't act, he says, "space is in jeopardy of becoming an unusable graveyard".
And finally,
discover the incredible true story of "drug grannies" Vera Todd Hays and Florice Bessire, whose trip of a lifetime quickly became nightmarish.
When the American retirees headed off on a campervan holiday in 1977, they could never have predicted they'd end up in an Australian prison.
With mysterious threats, a media frenzy and a twisted betrayal, their story is one for the history books.
Until next time,
Anna Levy, deputy digital editor
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