Quick crossword #47: Nerve agent developed in Russia (8)
12 December 2019
Challenge your brain by solving New Scientist's weekly crosswords on your mobile, tablet or desktop
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Premium
How international conservation groups are betraying indigenous peoples
11 December 2019
Discrimination towards indigenous communities is rife among conservation groups – and sometimes enforced at the barrel of a gun, says Curtis Abraham
44,000-year-old hunting scene is earliest painted ‘story’ ever found
11 December 2019
Cave paintings discovered in Indonesia reveal ancient artists were conjuring imagined scenes 20,000 years earlier than we thought – but who painted them?
Meet Mr Trash Wheel — the social media star tackling plastic pollution
11 December 2019
This fish-like aerial image shows the vital role of a machine called Mr Trash Wheel in the bid to remove killer plastics from Earth's waters
Smart doorbells may be fun, but we don’t know who is using your face
11 December 2019
Training facial recognition algorithms requires masses of data, and big tech companies can go to extreme lengths to get that, says Annalee Newitz
How a Ugandan vet saved hundreds of gorillas by treating human disease
11 December 2019
The best way to protect gorillas is to address human, animal and ecosystem health together, says the Ugandan veterinarian who pioneered the One Health approach
Ariel the mermaid’s science career runs into the gender pay gap
11 December 2019
The environmental impact of superfluous messages, the Irish parliament’s printer jam and more weird news in Feedback’s weekly roundup
New Scientist puzzle #34: Ant on a tetrahedron
11 December 2019
Can three spiders find a strategy to catch an ant on a wireframe tetrahedron? Plus, the quick quiz and answers to puzzle #33
How to find Andromeda – a spiral galaxy you can see with the naked eye
11 December 2019
Amazingly, it is possible to see the spiral arms of Andromeda, our nearest galaxy 2.5 million light years away – if you just know where to look
Death Stranding makes me rethink the morality of the gig economy
11 December 2019
Playing Death Stranding, a new game set in a post-apocalypse US, helps me understand how it feels to be a gig worker dependent on good user ratings, says Jacob Aron in his latest column
