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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 ÒÁÈ˾þà journalists and world-leading researchers and thinkers.

Space

The rise, the fall and the rebound of cyclic cosmology

Cyclic cosmology, or the big bounce, is the idea that the universe will eventually crunch back together and then go through another big bang. Columnist Leah Crane finds that, appropriately, it’s coming back

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Humans

Are Neanderthals descendants of modern humans?

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Physics

The stunning physics of Project Hail Mary go back to ancient China

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Mathematics

The man who ruined mathematics

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Physics

How a century-long argument over light’s true nature came to an end

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Health

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

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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 – 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

During his second-ever spacewalk, European Space Agency astronaut Luca Parmitano felt water creeping across his face – and knew he could be moments from drowning inside his helmet

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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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Technology

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

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