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Ethics

The Disney cartoon boy Pinocchio depicted with his nose having grown long as he tells a lie

Communication and language

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These are the mental processes required to tell a convincing lie

The cognitive work involved in lying is relevant to lie detection and could help explain why some people are better liars

by Molly MacMillan

Ageing

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Efforts to expand the lifespan ignore what it’s like to get old

As modern medicine extends the human lifespan, quality of life is not keeping up, raising thorny ethical dilemmas

by Robert S Gable

Ethics

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Morality aside, there’s another good reason to love your enemies

Wishing your antagonists well can be seen as a moral obligation or a misguided ideal. But it might serve your interests

by Alex Moran

Ethics

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A fake-meat burger, a sex doll and a thought experiment

How is enjoying a burger, even if it’s one made of fake meat, different from enjoying a female, even if she’s a sex doll?

by Rebecca Lowe

Virtues and vices

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Be honest: little white lies are more harmful than you think

Even well-intentioned white lies can foster disconnection and distrust – openness and honesty really are the best policy

by Elena Svetieva & Leanne ten Brinke

Stories and literature

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Why the concept of invisibility so captivates the imagination

From ancient fables to the latest science theory, invisibility represents some of humankind’s deepest fears and desires

by Greg Gbur

Death and dying

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Should assisted death be available for intractable mental illness?

As a psychiatrist I am extremely wary of even the most careful provisions of assisted dying for people with mental illness

by Marie Nicolini

Childhood and adolescence

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Adolescence is a ‘use it or lose it’ time for moral development

For certain neural pathways, including those involved in moral decision making, adolescence is a one-shot chance of development

by Brandon Bretl