The shocking outcomes of two studies into beta-carotene show that supplements can’t easily mimic nature.
Question: Your column on supplements for age-related macular degeneration (“Supplements in focus”, February 16), referred to beta-carotene as a cause for concern as it increases the risk of lung cancer among smokers. Could you please explain this further?
Answer: ‘Failure is instructive. The person who really thinks learns quite as much from his failures as from his successes,” said philosopher and educational reformer John Dewey, who advocated a hands-on approach to learning. Sadly, in the case of the beta-carotene clinical trials, that learning came at the expense of many human lives – reverberations of which were felt for many years.
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The rest is history
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Right and power
Israel is profiting financially and extending its global technological influence in response to the October 7 massacre, says investigative journalist Antony Loewenstein.
Dolphins be damned
Is SailGP's future in this country really under threat because of an at-risk marine mammal?
Orwellian irony
Our thinking about one of the 20th century's best-known writers is being challenged by the 'smelly little truths' Anna Funder uncovered about George Orwell's marriage.
The alchemist
Talent and a little magic have taken state-house kid Moses Mackay to the heights of Italian opera. He's coming back to sprinkle some of his gold dust around.
Good Lord, he was scandalous
Lord Byron still fascinates 200 years after his death, but more for his bohemian lifestyle than his poetry.
Stars in their eyes
Debut novel a heady mix of grief, astronomy and love.
Dark matter
Ngaio Marsh-style whodunnit set among academia attached to the Mt John Observatory.
Mirren's mirror on Meir
Dame Helen talks about playing Golda Meir, Israel's iron lady, during a pivotal chapter in the controversial politician's long career.
Game, set and match
Love, sex and great tennis take centre court in this highly charged drama.