Telomeres, a part of DNA that hold the key to biological aging.
Several companies are trying to develop life extension methods that could enable some people to live far longer. There are some ethical dilemmas.
Society persists in criminalising the use of cannabis but it is morally indefensible.
The recent crop of so-called free speech warriors. From left to right: Gad Saad, Ben Shapiro, Lindsay Shepherd and Jordan Peterson.
From left to right: (THE CANADIAN PRESS/Ryan Remiorz/AP Photo/Rich Pedroncelli/Lindsay Shepherd, still from YouTube video/THE CANADIAN PRESS/Jason Franson)
Though the cultural origins of free speech are progressive, there is nothing actually liberal about the current crop of free speech warriors in the Canada and the United States.
John Stuart Mill.
The great thinker left thousands of comments in the margins of his personal library. Now these are being digitised and catalogued.
Pants on fire.
Emmanuel Macron is the latest to talk about reining in fake news. It can't be done.
When public investment in a development like Sydney’s Northern Beaches Hospital boosts land values, who should reap those gains: the community or individual owners?
NSW Premier's Office/AAP
Who is entitled to the increase in value created by planning approvals, new infrastructure, population growth or urban development? For John Stuart Mill, the answer would have been the community.
19th-century philosopher John Stuart Mill was a leading thinker on free speech.
London Stereoscopic Company
The concept of 'free speech' is devilishly difficult, and depends greatly on a person's political and philosophical viewpoint.
Libertarians have a deeply atomising picture about communities, states, even about what it is to be human.
David Leyonhjelm's parliamentary inquiry into what he calls “the nanny state” reflects a view of human beings as essentially independent individuals. But that's not kind of society most of us want.
Stéphane Charbonnier’s Charlie Hebdo offended people of all religions, but when does causing offence become unethical?
Causing offence to others often causes hurt. Such actions have been condemned as unethical, even immoral behaviour in a civilised society. There have been many examples. The Bill Henson photographs of…
If you treat smoking as a purely personal choice you’re not giving enough weight to the impact of dying young.
A few years ago I saw a poster stuck to the wall of a train station in Copenhagen. The poster was a protest paid for by a prominent Danish musician against new regulations against smoking in public. At…