Photograph: Thinkstock

Vacations are generally considered to be a source of happiness and essential for quality of life, and I’m certainly looking forward to my upcoming (...)

Taking regular exercise is one extender of youth. Photograph: Thinkstock

We all know people of our own age who look older – and younger – than we do. Each of us ages at our own pace and new research is uncovering how to (...)

The ground-breaking psychiatrists Sigmund Freud uncovered the flawed nature of the human psyche. Photograph: AFP/Getty Images

Liberalism is the dominant social-political philosophy of our day and has been in the ascendant since the 1960s. Although the liberal agenda has su(...)

‘This is highly illogical’: Leonard Nimoy as Spock

We expect scientists and philosophers to think clearly and rationally. We turn in particular to philosophers to help us to sharpen our critical thi(...)

Nearly all corn and soybeans grown in the US are genetically modified. Above, activists take part in a march against US agrochemical giant Monsanto and GMO foods in Los Angeles. Photograph: Robyn Beck/AFP/Getty Images

The discovery of the molecular structure of the genetic material DNA in 1953 revolutionised understanding of the molecular basis of life. Many prac(...)

Chief concerns with the way scientists do research include inadequate understanding of statistics, publishing studies that can’t be reproduced because they used shoddy procedures or didn’t have enough data, or because they ‘spun’ the data to please sponsors. Photograph: Thinkstock

The1960 Nobel laureate in physiology or medicine, Peter Medawar, famously remarked in 1983: “In terms of fulfilment of declared intentions, science(...)

‘The 1998 study by Andrew Wakefield [above] and others that linked autism to the MMR vaccine has been comprehensively debunked by now’. Photograph: Peter Macdiarmid/Getty Images

Autism is a neurodevelopmental disorder characterised by impaired social interaction, impaired verbal and nonverbal communication, and restricted, rep(...)

In a 2003 experiment, ‘short-changed’ monkeys became upset. Above, a capuchin monkey. Photograph: Thinkstock

Humans and other primates have evolved a moral sense of right and wrong, of fairness and unfairness, and are prepared to endure personal sacrifice (...)

Does music help us to deal with cognitive dissonance? Photograph: Thinkstock

The human ability to create and enjoy music has puzzled the finest minds since Aristotle. Even Charles Darwin was unable to explain how music evolved (...)

Research shows that feelings of loneliness increase risk of death by 26 per cent, lack of social connections increases risk of death by 29 per cent and living alone increases risk of death by 32 per cent. Photograph: Thinkstock

Take the case of a young man or woman who is a modest smoker, obese, takes no exercise and has no friends. What is the single most effective step that(...)