Science & technology | PINS and needles

Long covid is not the only chronic condition triggered by infection

Finding similarities between post-infectious illnesses could lead to better treatments

An illustration showing a brain within a head surrounded by a colourful bar chart that waves up and down and other shapes floating around.
Illustration: Cristina Spanò

SOME INFECTIONS—HIV/AIDS, for example—are chronic. If you catch one you are stuck with it indefinitely, unless a treatment exists to clear away the guilty pathogen. Many, though, are acute. Unless they kill you, your immune system will do the clearing and you can carry on as before.

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This article appeared in the Science & technology section of the print edition under the headline “Peering through the fog”

From the February 24th 2024 edition

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left: John Hopfield  right: Dr. Geoffrey Hinton.

AI researchers receive the Nobel prize for physics

The award, to Geoffrey Hinton and John Hopfield, stretches the definition of the field

Victor Ambros Molecular & Gary Ruvkun.

A Nobel prize for the discovery of micro-RNA

These tiny molecules regulate genes and control how cells develop and behave


Illustration of a yellow smiley face with a frown instead of a smile, across the frown, there’s a colorful wave that looks like an audio waveform

AI offers an intriguing new way to diagnose mental-health conditions

Models look for sound patterns undetectable by the human ear


Why it’s so hard to tell which climate policies actually work

Better tools are needed to analyse their effects

Isolated communities are more at risk of rare genetic diseases

The isolation can be geographic or cultural

An adult fruit fly brain has been mapped—human brains could follow

For now, it is the most sophisticated connectome ever made