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This week's magazine

27 July 2024

Issue 3501

New Scientist issue 3501 cover
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Editor's picks

Young boy and girl play on a bluetrack after running in summer; Shutterstock ID 1660158184; purchase_order: -; job: -; client: -; other: -

Health

We're ignoring easy ways to encourage children to be physically active

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Silhouette of runner

Health

When is the best time to exercise to get the most from your workout?

Features
Two women using the battle ropes in the gym

Health

The remarkable science-backed ways to get fit as fast as possible

Features
Late runners at the London Marathon 2017.; Shutterstock ID 626426177; purchase_order: -; job: -; client: -; other: -

Health

Why slow running could be even more beneficial than running fast

Features
Person collapsed on the floor after exercise

Health

What is the optimal amount of exercise and how much is too much?

Features
Guy sleeping on the couch in what looks like an uncomfortable position; Shutterstock ID 241260808; purchase_order: -; job: -; client: -; other: -

Health

How to use psychology to hack your mind and fall in love with exercise

Features
Exhausted Caucasian man and woman taking a break after running in the forest

Health

How fast do we get out of shape and is there a way to slow the loss?

Features
Elementary School Pupils Running Near Climbing Equipment Running Towards Camera

Health

How much exercise do children really need – and what type?

Features
TOPSHOT - Fitness coach Gabrielle Friscira gives a lesson by videoconference in Saint-Remy-lHonore, west of Paris, on April 15, 2020, on the 30th day of a strict lockdown in France aimed at curbing the spread of the COVID-19 pandemic, caused by the novel coronavirus. (Photo by FRANCK FIFE / AFP) (Photo by FRANCK FIFE/AFP via Getty Images)

Health

If your gym instructor is an iPad, what is lost – and gained?

Features

Table of contents

Leaders

Young boy and girl play on a bluetrack after running in summer; Shutterstock ID 1660158184; purchase_order: -; job: -; client: -; other: -

Health

We're ignoring easy ways to encourage children to be physically active

Events like the Olympics and Paralympics can be inspiring. But to get more kids moving, we need to address the "enjoyment gap" by shifting the emphasis from competitive sport to activity and play

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Technology

Is sharing your smartphone PIN part of a healthy relationship?

Smartphones contain some of our most intimate data, but are you willing to share it with your most intimate partner? A survey has revealed that 51 per cent of people are happy to give their PIN to their partner, but other forms of data sharing are less agreeable

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Technology

Tiny solar-powered drones could stay in the air forever

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Environment

Hurricane forecasts are improving – but big misses are still possible

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Chemistry

Hydrogel can preserve medications for weeks outside of a fridge

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Space

Moon of Saturn has an equivalent of freshwater rivers and salty oceans

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Space

A new formula for defining a planet still keeps Pluto out of the club

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Health

Retinol's anti-ageing effects may work by changing your skin microbes

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Life

Sea slugs discovered working together to hunt in packs

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Life

Watch bees defend their nest by slapping ants with their wings

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Technology

Many people think AI is already sentient - and that's a big problem

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Technology

Robot dog can stifle weeds by blasting them with a blowtorch

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Mind

From Pearl Jam to Dolly Parton, how musicians' tempos change over time

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Humans

Butchered bones hint humans were in South America 21,000 years ago

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Physics

How to unsnarl a tangle of threads, according to physics

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Space

NASA's cancelled moon rover calls 2026 crewed landing into question

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Life

Chimps respond to each other at a pace similar to human conversation

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Environment

Green belts around cities help keep them cool

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Space

Zombie galaxy came back to life after 20 million years

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Health

Covid-19 hit women harder than men in India, unlike most of the world

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Technology

Chinese nuclear reactor is completely meltdown-proof

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Earth

Shock discovery reveals deep sea nodules are a source of oxygen

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Space

Universe’s missing matter may be explained by galaxies leaking gas

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Analysis

Ants are incredible navigators - let's celebrate their brilliance

Life

Ants are incredible navigators - let's celebrate their brilliance

Ants and other insects are capable of astounding navigational feats. Perhaps an appreciation of this could aid conservation efforts, says Robert Barrie

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Aperture

25 Jinyun Quarries ? DnA_Design and Architecture

Earth

Epic images show old mines transformed into a library, lab and museum

Amazing images of an open-air library, underground lab and design museum show the reincarnation of dead mines, captured in a new book, 102 Things to Do With a Hole in the Ground

Regulars

Features

Two women using the battle ropes in the gym

Health

The remarkable science-backed ways to get fit as fast as possible

A better understanding of what happens to our bodies when we get fitter can unlock ways to speed up the journey – and it might be simpler than you think

Features

Health

When is the best time to exercise to get the most from your workout?

Features

Health

What is the optimal amount of exercise and how much is too much?

Features

Health

If your gym instructor is an iPad, what is lost – and gained?

Features

Health

Why slow running could be even more beneficial than running fast

Features

Health

How to use psychology to hack your mind and fall in love with exercise

Features

Health

How fast do we get out of shape and is there a way to slow the loss?

Features

Health

How much exercise do children really need – and what type?

Features

Culture

Members of the medical staff at the Elithair clinic conduct an artificial Intelligence analysis of Felix Hofmann's scalp and his hair roots.

Technology

A skilful primer makes sense of the mathematics beneath AI's hood

Anil Ananthaswamy's Why Machines Learn: The elegant maths behind modern AI explores the mechanics of the AI revolution, but doesn't examine its ethics

Culture

Mind

Nine profiles of neurodiverse people reveal rich and creative worlds

Culture

Mind

¿ìè¶ÌÊÓƵ recommends: Pixar's Inside Out 2

Culture

Technology

Period atmosphere is best part of game set on turbulent oil rig

Culture

More

Black Hole event horizon, black hole in space attracting galaxies and asteroids surrounded by gas nebulas 3d rendering; Shutterstock ID 2182637129; purchase_order: -; job: -; client: -; other: -

Space

What happens at a black hole's edge? It depends on your perspective

To find out what happens at the centre of a black hole, we may need to consider its event horizon - and think about where we're looking from, says Chanda Prescod-Weinstein

Comment

Mind

Are there times when we should cut ties with a toxic family member?

Regulars

BrainTwister #30: Digital targets

Regulars

Tom Gauld on how to invent a subatomic particle

Regulars

Twisteddoodles suggests a way to prevent catastrophe

Regulars

Regulars

How a spot of coral cosplay helped put marine pollution on the map

How a spot of coral cosplay helped put marine pollution on the map

Feedback is amused that marine researchers worried about microplastics dressed up as coral polyps and a Greek sea goddess to visit a Comic-Con. Their awareness-raising went down a storm

Regulars

Regulars

Letters

Regulars

The last word

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