What are the repercussions of the push to delay the plebiscite on marriage equality? What Donald Trump's tax returns might reveal and why he still refuses to release them. A new book by Kim Mahood tells the story of returning to a place where you grew up and trying to find yourself in it

What went wrong at the Sydney siege in 2014.The coronial inquiry  into the 2014 Lindt café siege began in early 2015. This week  the inquiry held its most dramatic week of  evidence , when senior police commanders in NSW appeared before the inquiry. What's the matter with Jeremy Corbyn? Since Jeremy Corbyn became leader of UK's Labour party, he's been derided by the media - and by many in his own party - for being unelectable. And what's behind Russia Middle East strategy?

Mother Jones report Shane Bauer was so frustrated by the secrecy inside America’s multibillion dollar private prison system, he decided to become an insider.  

For four months, he worked as a guard at the Winn Correctional Center in Louisiana, run by the Corrections Corporation of America – the country’s second largest private prison company. Remarkably, he was able to record inside the prison, recording audio with a pen and filming with his watch

The result is a remarkable investigation running to over 35,000 words, in which Shane depicts a brutal and chaotic dystopia, where guards are encouraged to enact sadistic impulses, stabbings are an almost everyday occurrence, and prisoners are denied medical treatment. And that’s only the beginning.

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Former US Secretary of Defence, William J. Perry, warns that the risk of nuclear catastrophe is greater than it was during the Cold War and is growing every year.

The mood of the nation seems to be 'somebody must do something' - but who, and what should they do, asks Laura Tingle. The death of a young militant leader in Kashmir has again polarised debate over Indian rule - and India has responded aggressively. Dick Smith has long been politically active - now he's campaigning on behalf of Julian Assange.

Marconi: The Man Who Networked the World is a new biography of Guglielmo Marconi: Nobel Laureate , entrepreneur, inventor and Fascist. Marconi, the inventor of wireless technology was constantly self inventing and reinventing his life story. One thing is certain , Marconi helped create our modern world of communications and media. The Large Hadron Collider under Geneva proved the existence of the Higgs Boson particle back in 2012. Now a laboratory is being built one kilometre under an old gold-mine in Stawell Victoria which will house the first dark matter detector in the world. Dr Alan Duffy is an astrophysicist from Swinburne University and he explains what dark matter is and how they are going to find it in an underground bunker.

The Guardian has trawled through incident reports from Nauru confirming the terrible conditions asylum seekers are living in, Yanis Varoufakis responds to the IMF Report and a historical look at the relationship between politics and alcohol.

The Great Republican Crack-up continues. The Emperor's speech. The Wilde family.

Sharmeen Obaid Chinoy's documentaries take us into the world of acid attacks and honour killings but they also reveal women (and men) who fight against society's restrictions to survive. A new biography of George Bush reveals a man who wanted to be decisive, for all the wrong reasons.

In Kashmir, protests around the death of young militant leader Burhan Wani have seen vicious crackdowns and denials from the Indian army in what's become an all too familiar spiral. Viet Thanh Nguyen's book is an exploration of war and memory in Vietnam.