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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 91av journalists and world-leading researchers and thinkers.

Health

A negative attitude towards ageing is making you age faster

We know that a person’s outlook can have a huge effect on their health, and it’s no different when it comes to ageing. Columnist Graham Lawton looks at new evidence of just how powerful our attitude is – and how to use it to age better

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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

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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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Left: James Woodford Right: A,Wild,European,Rabbit,(scientific,Name:,Oryctolagus,Cuniculus),At,Jerrabomberra A wild European Rabbit (scientific name: Oryctolagus cuniculus) at Jerrabomberra Wetlands Nature Reserve in Canberra (standing upright).; Shutterstock ID 2336480569; purchase_order: -; job: -; client: -; other:

Life

I was accused of killing over 100 million rabbits across Australia

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Health

How a midlife tune-up could help prepare you for a healthy old age

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Space

What is a galaxy? That’s a surprisingly difficult question to answer

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Humans

We’ve only just confirmed that Homo habilis really existed

Their species name is well known, but until recently we’ve understood very little for certain about Homo habilis. Columnist Michael Marshall reveals what new fossils are telling us about the hominins that have been considered the first humans

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Mathematics

The secret to guessing more accurately with maths

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Space

Why Yuri Gagarin wasn’t the first in space – and who beat him to it

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Space

Why cosmology seems to be caught in a vibe shift

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Physics

Would aliens do physics, or is science a human invention?

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