New Scientist covers the latest developments in science and technology that will impact your world. New Scientist employs and commissions the best writers in their fields from all over the world. Our editorial team provide cutting-edge news, award-winning features and reports, written in concise and clear language that puts discoveries and advances in the context of everyday life today and in the future.
Elsewhere on New Scientist
Going circular • It is possible to remake our economy to use less and waste less
New Scientist
Andes ‘peak water’ looms • An analysis of glacier thickness suggests people living near the Andes will soon face problems accessing water, finds Adam Vaughan
El Salvador revamps bitcoin system • The country adopted the cryptocurrency as legal tender but its virtual wallet has problems
‘Mega comet’ from outer solar system is 137 kilometres wide
Dog waste may harm suburban nature reserves
Implants let people who were paralysed walk with support
DeepMind has made software-writing AI that rivals an average human coder
Chimps appear to treat wounds with insects
MPs want to speed up English gas boiler ban for new homes
Head-tingling videos may help people with anxiety
A blooming problem • Vast growths of harmful algae are choking lakes more frequently
Privacy policies get longer and harder to read
Learning in fruit flies may not be related to nature or nurture
New HIV variant discovered, but it is just as treatable
Stark inequality in covid-19 deaths • Death figures reveal the huge ongoing impact the virus is having on ethnic minority groups in England, reports Jason Arunn Murugesu
Rogue black hole found drifting alone through interstellar space
English language and Japanese songs evolved in same way
The transplant revolution • Leading surgeon David Cooper talks to Michael Le Page about a new era of transplantation in which genetically modified animals will supply organs for humans
A history of xenotransplants
Sensors spot most polluting cars in drive to clean up city
Mars pummelled by asteroids for longer
Electric insect wing trumps the real deal
Really brief
Quantum forces may solve friction puzzle
Simple test for lung tumours can pick up disease very early
Sticky tape is used to patch up innards
Love is the drug • Drugs to help people fall in love are increasingly becoming viable, but what about the ethics of them, asks Anna Machin
#Sapiens • Female fighter myths Stories of warrior women abound. Regardless of their veracity, they hold lessons about identity and the nature of sexual politics, writes Laura Spinney
Garden glory
Your letters
You can’t save them all • If we want to make good conservation decisions, we will have to take a long, hard look at which species we value and why, finds Simon Ings
Profit and loss • Leveraging human emotions for money is morally dubious, and will probably end in tears, finds Linda Marric
Don’t miss
The sci-fi column • What price immortality? Mickey7 is pacy, breezy and fun, yet it has a clear and serious message: anyone planning on uploading their consciousness should make time to read the small print, says Sally Adee
Waste not… want not? • We are using ever more stuff, and creating growing mountains of trash. Joshua Howgego asks how we turn this vicious circle into a virtuous one – for us and the planet
FOUR KEYSTONES TO CIRCULARITY • Moving to a circular economy that produces little or no waste requires four main things to be done.
CIRCULAR STUFF: CLOTHING
STUFF: A STATUS REPORT
CIRCULAR STUFF: ELECTRONICS
CIRCULAR STUFF:...