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Stay informed with commentary and opinion pieces on the latest issues in science, technology, health and the environment, written by expert New 女生小视频 journalists and world-leading researchers and thinkers.

Health

Iodised salt has become uncool but many of us need to eat more iodine

Iodine deficiency is on the rise among people in the UK, the US and Australia. A century ago this led to drops in IQ, height and thyroid health 鈥� and the modern fancy salt fad may be leading to a resurgence, says columnist Alice Klein

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Environment

How a DIY worm farm can compost food scraps, paper or a whole kangaroo

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Health

I have been bitten by more than 200 snakes 鈥� on purpose

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Mind

The best kind of olive oil for brain health

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Space

I almost drowned in space when my helmet filled with water

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Physics

How Anthony Leggett pushed the boundaries of quantum physics

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Health

Are humans degenerating genetically and getting dumber as a result?

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Health

A negative attitude towards ageing is making you age faster

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Robot using multi colored abacus under light beam. No people are seen in frame. Shot indoor with a full frame mirrorless camera.

Technology

The success of machine mathematicians shows us how to be OK with AI

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Technology

Social media is a defective product

Two lawsuits are being brought against giant tech firms for the dangers their apps pose to young people. Columnist Annalee Newitz says the outcome of those cases could dramatically change social media for the better

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Space

What does it mean if the universe has extra dimensions?

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Technology

The 3 things you need to know about passwords, from a security expert

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Mind

Why are we so suspicious of do-gooders?

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Life

I was accused of killing over 100 million rabbits across Australia

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