This week's magazine
26 April 2025
Issue 3540
On the cover
Editor's picks
Table of contents
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Technology
Wedding cake contains edible chocolate batteries that power candles
Unveiled at Expo 2025 in Osaka, Japan, the cake is topped with gummy bears that move thanks to a pneumatic system
Space
Astronomers claim strongest evidence of alien life yet
Humans
Ancient computer’s gears may not have been able to turn
Life
Puppy intelligence tests can predict how dogs will turn out as adults
Space
The race to visit the asteroid making the closest pass by Earth
Technology
Slices of wood can filter bacteria and microplastics from water
Health
Digital devices may help ward off cognitive decline in older people
Earth
Ancient humans may have faced radiation risk 41,000 years ago
Life
First ever confirmed image of a colossal squid in the deep ocean
Environment
Why vanishing sea ice at the poles is a crisis for the entire planet
Environment
Antarctic teams drill oldest ice cores yet in search of climate clues
Environment
A floating laboratory will uncover the secrets of Arctic winter
Environment
Will climate change lead to an industrial boom in the Arctic?
Features
Health
A dramatic rethink of Parkinson’s offers new hope for treatment
Mounting evidence suggests there might be two separate types of the world’s fastest-growing neurological condition. Can this fresh understanding lead to much-needed new treatments?
Life
Can a strange state of matter explain what life is – and how it began?
Space
How astonishing observatories could do big physics from the moon
Culture
Humans
An elegant account of how one ancient language went global
Hunting the origin of 40 per cent of the languages spoken today is a huge feat, but Laura Spinney's new book makes an excellent job of it
Humans
¿ìè¶ÌÊÓÆµ recommends Secrets of the Thames mudlarking exhibition
Physics
Speculative novel layers Groundhog Day with existential dreaminess
Life
Chronicling nature activism in a coastal corner of India
More
Environment
Where is the TV drama to move the dial on climate change?
UK show Adolescence is sparking debate about the harm of social media. We need a series to do the same for the most pressing crisis of our times, says Bethan Ackerley
Environment
Are ordinary people fighting a losing battle to go green?
Life
Should you water your orchid with ice cubes?
Tom Gauld on grammatical voices for use in scientific writing
Twisteddoodles on houseplants versus zombies
Regulars
Comment
Is there such a thing as a ‘vegetative electron microscope’? Doubtful
Feedback notes the flurry of new papers mentioning the mysterious "vegetative electron microscope", and ponders the emergence of this tortured phrase