This week's magazine
26 January 2019
Issue 3214
On the cover
Editor's picks
Mind
In a world of baffling complexity, a scientific mindset offers help
Health
8 ways to keep your brain young and stave off mental decline
Life
Human or hybrid? The big debate over what a species really is
Physics
What’s inside nothing? This laser will rip it up to find out
Table of contents
Leaders
Life
Is the idea of species now more trouble than it is worth?
We use the concept of "species" to try to make sense of the world, but difficulties in defining it can undermine our own identity and alter how we value nature
Mind
In a world of baffling complexity, a scientific mindset offers help
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A meteorite hit the moon during a total lunar eclipse
People watching the total lunar eclipse in the early hours of 21 January noticed a brief flash of light, which has now been confirmed as a meteorite impact
Health
Common vaccine may protect children from developing type 1 diabetes
Health
Researcher who created gene-edited babies has been fired
Environment
France and others plan to tackle air pollution in Mediterranean sea
Life
Exclusive: 600-million-year old blobs are earliest animals ever found
Technology
Algorithm that can see around corners could help autonomous cars
Environment
Global leaders warn of ecological collapse and technological meltdown
Humans
Exclusive: DNA solves Rudolf Hess doppelgänger conspiracy theory
Mathematician’s record-beating formula can generate 50 prime numbers
Environment
The last Neanderthals may have died out much earlier than we thought
Physics
Astronauts could use fish and human waste to grow food on long trips
Technology
Robot dog taught itself to get back up when people kick it over
Space
Moon craters reveal surprise rise in asteroid shrapnel pelting Earth
AI chemist figures out how to legally clone expensive patented drugs
Environment
Every bottle of prosecco may erode 4.4 kilograms of Italian hillside
Technology
Songwriter AI emulates the Beatles with a little help from its friends
Health
We’ve discovered a new type of blood vessel in our bones
Health
Silencing brain cells in mice can make them no longer care about pain
Space
Saturn’s rings formed in a smash-up less than 100 million years ago
Life
Robot version of our distant ancestor hints at how we learned to walk
Space
We’ve seen methane rain gleaming on the icy plains of Titan
Health
Engineered bacteria could mop up toxic ammonia in the human gut
Life
Long penises help hermit crabs avoid being robbed during sex
Life
How hagfish can make enough slime to clog a shark’s jaws in seconds
Environment
Huge spinning ice disc in river provides a carousel for ducks
Analysis
Environment
Fatbergs: Everything you wanted to know but were too disgusted to ask
Huge lumps of fat and waste keep appearing in sewers, particularly in the UK – are fatbergs really on the rise, or are we just paying more attention?
Comment
To feed 11 billion people, we must share crop seeds as a common good
Comment
Why CERN’s plans for a €20 billion supersized collider are a bad idea
Health
Could a diet save the planet? Only if we pay the real cost of food
Features
Health
8 ways to keep your brain young and stave off mental decline
Want to defy ageing and keep your mind sharp? From the right diet to your dental hygiene and social life, here are the best ways to keep your brain fighting fit
Life
Human or hybrid? The big debate over what a species really is
Physics
What’s inside nothing? This laser will rip it up to find out
Culture
Space
Thousands of Elite Dangerous players embark on epic space voyage
What exciting discoveries await the Elite Dangerous mission to the Milky Way’s outer edges? It’s not run by NASA but the epic sciencey game feels like the real deal