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Elsewhere on New Scientist
A note from the culture editor
Get with the program • For a healthier relationship with algorithms, we must learn how they actually work
New Scientist
England lockdown extended • End of lockdown postponed in England amid findings that the delta variant doubles the risk of hospitalisations, reports Graham Lawton
It isn’t too late to eliminate • Countries opting to eliminate covid-19 rather than reduce its spread have fared best – and there’s still time to adopt the strategy, reports Graham Lawton
A robotic chemist could reveal the recipe for Earth’s primordial soup
Female seahorses cheat on partners they can’t smell
Why fish in the deep sea take so many strange forms
You may think your dog likes you more than it does
Selfie from Mars • The Zhurong rover took a picture with its landing platform
Seizure alert dogs may detect the smell of fear
Covid-19 reinfection is rare • If you are unlucky enough to catch covid-19 twice, the second bout is likely to be mild
How long does immunity last?
Interceptor takes out drones with Silly String-like strands
Fox breeding suggests that domestication boosts brains
Dark matter rival fails key galaxy merger test…
… while evidence for dark matter mounts in the Milky Way
Airlines lobby against green plans • A new report finds some European airlines have been challenging EU climate policies
Many female animals evolving to look more attractive
A powerful quantum microscope • Squeezing light to illuminate samples lets us view living cells in unprecedented detail
Google AI designs chips to make AI more efficient
Mysterious radio signals blast all over the cosmos
How a honeybee cloned itself hundreds of millions of times
Vast black holes clear way for some galaxies to thrive
Laughing gas could help ease depression
Less e-waste piled up during pandemic
Really brief
Early land dwellers returned to water
Cause of deadly flood in Indian valley pinned down
Super cetacean went on a globetrotting trip
The trouble with calories • The calories on food packets are wrong. It is time we demanded better information on what we consume, says Giles Yeo
The fickle nature of diets • There has been a sharp change in what some people consider healthy to eat and a lot of it flies in the face of the evidence, writes James Wong
Cosmic art
Your letters
Changing the climate mindset… • Anita Chitaya, a Malawian activist, travelled to the US to challenge views on climate change. Her story is fascinating viewing, says Davide Abbatescianni
… before it’s too late • All life depends on nine natural processes – do we still have time to save them? Elle Hunt explores
Don’t miss
Looking glass worlds • In Parallel, four friends find a portal to the multiverse. Will exploring it make them rich – or help one of them find his late father still alive? This familiar-ish premise depends on its sharp ideas for success, says Simon Ings
The algorithms that run your life • They shape our viewing habits, spot disease and keep our emails safe. Meet the algorithms that you rely on more than you might think
What is an algorithm?
“Institutions are designed to create the illusion of...
