Any amateur politician can engage in lying. President Donald Trump is going further than that. He's engaging in 'post-truth'.
South Africans have a right to know why the lapses at Sunday Times occurred and why those that spoke up against them were silenced.
Will we soon no longer be able to discern which videos are real and which are fake?
A psychologist explains what can happen to individuals and societies that lose their grip on the truth.
The ideals of liberal democracies are under threat – and not just in the US and Russia.
Fake news is not new, but it is inevitable and inescapable - which is why we need uncomfortable, critical and truthful journalism to prevail.
It’s time to (do more than) talk about knowledge. Universities must take leadership in helping develop students capacity to recognise different kinds of knowledge and work flexibly.
The best defence against post-truth politics is not 'the truth'. Democracy should resist the political tyranny of claims to some immutable truth as a basis for governing the lives of others.
Creaky crazy old leader, misdirection at every turn – is this beginning to sound familiar?
As Orwell knew only too well, if the concept of objective truth is moved into the dustbin of history there can be no lies. And if there are no lies there can be no justice, no rights and no wrongs.
Will the arrival and popularity of Oculus Go and other VR systems make us think differently about alternative realities and so-called alternative facts?
There are telltale signs when regard for the facts of the matter is sacrificed to 'truthiness' to win a political debate.
Indonesian politicians have engaged in post-truth politics, framing information and stories by appealing to emotions with very little or no regard to any policy details and objective facts.
While specific stories from RT don't reach many people, they change the mainstream media's behaviour.
It would take a lifestyle upheaval to drop most Australians' household emissions to a sustainable level. Even many of us who urge equitable action on climate change act as if this doesn't apply to us.
Promising scientific consensus is a perilous principle on which to found meaningful engagement between experts and the public.
While climate denialism impedes policymaking in both the US and Australia, there are key differences in their political and public cultures.
People universally believe scientists' solar eclipse calendars, but vaccine warnings or climate predictions are forms of science that strangely do not enjoy equivalent acceptance.
We're living in an alternate political universe of brazen lies and grotesque online spectacles of incivility. Who - or what - is to blame for trolling going mainstream?
Documentaries are vital vehicles for explaining the world.