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Welcome, science • Methane’s climate impact was just one of the truths finally acknowledged at COP26
New Scientist Australian Edition
Omicron emerges • The discovery of a highly mutated coronavirus variant in South Africa has triggered a global scramble, reports Adam Vaughan
Booster shots prove very effective • Third doses are pushing covid-19 protection to impressive heights
A better way to extract uranium from seawater
Arctic precipitation may be mostly rain by 2060
US prisons put large numbers of Black men in solitary confinement
Cryptocurrency traders are buying from themselves
Mini black holes could spell trouble • Merging black holes may create bubbles capable of swallowing the entire universe
Genetic diversity of heirloom tomatoes is surprisingly low
Pendant is truly ancient • Mammoth ivory ornament covered in dots is 41,500 years old
Feeding dogs once a day might help them age better
AI finally learns to read the time on clocks with hands
NHS England to test antibiotic subscription service
Red light therapy could improve eyesight that has declined due to age
Vapour cushions make levitating droplets antisocial
It’s time to take methane seriously • Methane plays a big role in global warming and we already have the tools to curb its emission, reports Graham Lawton
Warmer water may have got into Arctic over a century ago
Baby Neanderthals got toothy sooner
Probiotic averts sepsis risk in mice
Really brief
Living ink can deliver drug or trap chemical
New type of diamond created by crushing buckyballs in lab
You just can’t keep a good super gel down
AI for all • Nearly 200 countries have signed UNESCO’s agreement on AI ethics. This could help make the technology fairer for everyone, says Gabriela Ramos
Does plastic deserve its bad rap? • Campaigns to ditch plastic packaging on fresh produce might be well meaning, but the right wrapping can be better for the planet, writes James Wong
A star is born
Your letters
The best books of the year • Here is our pick of non-fiction books from 2021 to brighten those long winter nights. There’s still time to add them to your wishlist, says Simon Ings
A year of great sci-fi
Lights, camera, activism • Hawaiian Soul is an uplifting short film that shows what can be achieved when people turn to passion and music to help protect what they love, says Simon Ings
Don’t stress about it • Stress can be dangerous for your mind and body, but with some smart hacks we can avoid its worst effects and even turn it into a positive force, says Catherine de Lange
The myth of the wild • Our misconception of nature is harming all life, including ourselves, says Emma Marris
Shaken and stirred • Discoveries in distant solar systems are disrupting ideas of why our own backyard looks like it does, says Stuart Clark
When solar systems collide
How to feed your soil • Like your gut bacteria, the microorganisms in your soil need care, so give them a winter helping of organic matter, says Clare Wilson
Puzzles
Almost the last word
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Feedback
Twisteddoodles for New Scientist