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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 Scientist journalists and world-leading researchers and thinkers.

Balanced diet nutrition keto concept. Assortment of healthy ketogenic low carb food ingredients for cooking on a kitchen table. Green vegetables, meat, salmon, cheese, eggs. Top view background

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Why controversial ideas in science shouldn’t always be dismissed

Researchers suggesting that the keto diet could treat mental health conditions find themselves uncomfortably aligned with people like vaccine-sceptic Robert F. Kennedy Jr, but that is not a reason to reject the idea

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Space

A cosmic case of mistaken identity that can only be solved right now

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Physics

Why we should all take quantum physics extremely personally

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Technology

You don’t need to worry about recursive-self-improving AI 鈥� yet

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Humans

What really happened when ancient humans migrated out of Africa

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Mathematics

The maths meme that has been distracting mathematicians for a century

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A purple brain hovers at the center of the composition, encircled by glowing, branching neurons that suggest connectivity, synaptic activity, and cognitive networks. The defocused binary background evokes digital information, data flow, and the intersection of biological intelligence with computational systems. This conceptual imagery symbolizes the fusion of neuroscience and technology, highlighting themes of neural communication, artificial intelligence, and the complexity of thought processes. The vibrant purple tones and luminous neural structures convey energy, insight, and the intricate, dynamic nature of cognition in both natural and digital contexts.

Technology

Superintelligent machines may well need us after all

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Space

How the electromagnetic spectrum opened our eyes to the universe

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Do turmeric and curcumin have any actual health benefits?

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Technology

Q-Day could destroy bitcoin 鈥� and our retirement savings

Even if you鈥檝e never bought any cryptocurrency, like columnist Karmela Padavic-Callaghan, your money may be affected by bitcoin鈥檚 fate 鈥� which is uncertain, as quantum computing advances are threatening to make the encryption protecting it useless

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Life

Capitalism has warped our understanding of ecology and life鈥檚 origins

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Will lab-grown sperm let infertile men have children of their own?

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Mind

Why your brain needs plenty of 鈥淎ha!鈥� moments

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How ageing on Earth mimics the effects of space travel

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