Environment
Food shock is inevitable due to the Iran war 鈥� and it could get bad
News
This week's magazine
4 April 2026
Issue 3589
On the cover
Editor's picks
Environment
The Iran war is exposing the huge risks in our food system
News
Environment
Oceans are darkening all over the planet 鈥� what鈥檚 going on?
Features
Physics
A once-fantastical collider could answer physics鈥� biggest mysteries
Features
Health
The profound effect the heart-brain connection has on your health
Features
Table of contents
51动漫
Health
The brain’s cleaning system can be boosted to rid Alzheimer’s proteins
A duo of drugs that boosts our glymphatic system, which clears waste from our brain, also improves the removal of proteins associated with the onset of Alzheimer's disease
News
Health
Cystitis or tooth decay could trigger dementia just a few years later
News
Life
First glimpse of sperm whale birth reveals teamwork to support newborn
News
Space
We could protect Earth from dangerous asteroids using a huge magnet
News
Physics
Temperature gets a new definition using a quantum device
News
Technology
AI data centres can warm surrounding areas by up to 9.1掳C
News
Health
Surprising male G-spot found in most detailed study of the penis yet
News
Humans
Ancient bones reveal vivid details of a Neanderthal elephant hunt
News
Humans
Genetic clues tell the story of Neanderthals’ decline
News
Humans
The Shroud of Turin bears DNA from many people, plants and animals
News
Life
Oldest known dog extends the genetic history of our canine companions
News
Physics
Computer finds flaw in major physics paper for first time
News
Space
Earth may have formed from two separate rings around the sun
News
Space
Mysterious comet disintegration caught by telescope after lucky break
News
Life
Fossils discovered in Egypt may be the closest ancestor of all apes
News
Life
A variety of jungle animals all use one type of tree as a latrine
News
Environment
Warmer ocean is driving the Antarctic sea ice ‘regime shift’
News
Analysis
Life
Landmark experiment reveals a big unexpected problem with cloning
A 20-year study has shown that, like photocopying photocopies, cloning doesn't produce perfect copies 鈥� with big implications for farming, conservation and de-extinction
News
Environment
Food shock is inevitable due to the Iran war 鈥� and it could get bad
News
Features
Health
The profound effect the heart-brain connection has on your health
Cognitive decline, mental health and heart disease are all shaped by the deep links between heart and brain 鈥� with major implications for diagnoses and treatment
Features
Physics
A once-fantastical collider could answer physics鈥� biggest mysteries
Features
Environment
Oceans are darkening all over the planet 鈥� what鈥檚 going on?
Features
Culture
Life
What to read this week: Lixing Sun’s ambitious On the Origin of Sex
Ducks with corkscrew penises, fish changing sex 鈥� what do we really know about sex and reproduction on Earth? Less than we think, reveals a mind-boggling new book. Elle Hunt explores
Culture
Comment
51动漫 recommends the engaging Native Nations by Kathleen DuVal
Culture
Mind
Michael Pollan: ‘Consciousness is really under siege’
Culture
More
Health
A negative attitude towards ageing is making you age faster
We know that a person鈥檚 outlook can have a huge effect on their health, and it鈥檚 no different when it comes to ageing. Columnist Graham Lawton looks at new evidence of just how powerful our attitude is 鈥� and how to use it to age better
Comment
Health
Are humans degenerating genetically and getting dumber as a result?
Comment
Sponsored
The partnership helping driverless cars navigate extreme weather
Advertising
Tom Gauld on robot dreams
Regulars
Twisteddoodles on birds’ beaks and their diets
Regulars
Regulars
Comment
How many academics does it take to tell a joke? Time for a study…
Feedback is delighted to discover a study analysing the use of humour at scientific conferences 鈥� but disappointed to find a distinct lack of it
This Week鈥檚 Letters
Letters
Why do we scrunch up our eyes when we want to see more clearly?
Last Word
Can acquired tastes become unacquired?
Last Word
Why don鈥檛 orcas attack humans? part 3
Last Word
This week鈥檚 new questions
Last Word
