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The hippocampus in a mouse's brain, composed of rat cells (red) and nuclei of both mouse and rat cells (blue)

Mind

Rat neuron injection lets mice that can’t smell sniff out cookies

Mice that had been genetically modified to lack the ability to smell could sniff out hidden cookies when sensory neurons from rats were grown in their brains

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Life

Modern rose hybrids have a worrying lack of genetic diversity

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A baby in the trial having its brain's electrical activity recorded while hearing sound stimuli

Mind

Brain activity seems to be more complex in baby girls than boys

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Health

India’s healthcare system falls short despite Modi’s improvements

Analysis

Technology

Can India build a world-leading computer chip industry from scratch?

Analysis

Japan’s SLIM moon lander has shockingly survived a third lunar night

Space

Japan’s SLIM moon lander has shockingly survived a third lunar night

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light-trapping device

Physics

Quantum forces used to automatically assemble tiny device

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Life

Culling predatory starfish conserves coral on the Great Barrier Reef

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Why we need to modernise our emotional relationship with cancer

Health

Why we need to modernise our emotional relationship with cancer

Comment

2R6BX6F Illustration of symbolic representations of good and evil AI morality.

Technology

Why curbing chatbots' worst exploits is a game of whack-a-mole

AI companies are trying to impose safety measures on their chatbots, while researchers are finding ways around them all the time. Where will this end, asks Alex Wilkins

Comment

Environment

Let's not trash recycling technologies that could end plastic waste

Leader

Life

Huge genetic study redraws the tree of life for flowering plants

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Physics

Nuclear fusion experiment overcomes two key operating hurdles

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Health

Your diet may influence how effective vaccines are for you

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