To be a world leader after 1945, the US had to be seen to be anti-racist. Now it no longer cares who is watching.
Protests don't simply turn violent because people have "nothing to lose". Police behaviour and group psychology also plays a part.
That George Floyd died at the hands of four police officers is uncontested, but interpretations of his death and its aftermath differ greatly. The result is two starkly opposed narratives.
By filming everyday acts of racism, today's Black Lives Matters activists are using an old strategy in a new media age.
The chemical weapon, tear gas, was used in Washington DC, Los Angeles, Orlando and several other cities to control crowds protesting the death of George Floyd. But what is it? Does it cause harm?
Understanding how unrest informed both early Christianity and the foundational stories of the United States can serve as a guide in this current period of turmoil.
It's nearly impossible to avoid close contact when protesting, and easy to forget the risks. An infectious disease expert answers key questions about how to avoid spreading the coronavirus to family.
Sweeping changes were possible in the past because black leaders were willing to risk their lives and call out problems before they became crises.
Representation alone cannot fix racism. But when deployed appropriately, it can provide reassurance and support to communities of colour.
Corporate support for the protests against institutional racism in the US signals the rise of 'political corporate social responsibility'.
A largely wordless social media protest allowed many to take a political stand who might otherwise have stayed aloof
The Insurrection Act of 1807 was not intended to be a national call to war against the American people.
During COVID-19, boarded-up storefronts host various new types of inspirational, informational and decorative murals that should be read critically as representing political agendas for the future.
For almost a century, American popular culture has perpetuated the idea that only journalists working in foreign countries could be in danger.
Australia has a mandatory legal review of every death in custody. But the system itself often prevents families from speaking out – a significant barrier to getting justice.
Attack the press, and you attack the very system that has made places like the US and Australia among the safest and most prosperous in the world.
Through exhaustion at racial injustice, Black Lives Matter protesters can glimpse a better future.
Half a century after the federal government voided Jim Crow laws, the criminal justice system still discriminates against African Americans.
The militarization of local police departments has been associated with an increase in police violence against citizens.
As Australians gear up to protest police violence against Indigenous people, an infectious diseases expert looks at how to manage the risk of COVID-19.