Cryptic crossword #100: Period when sci-art is vandalised (8)
5 January 2023
Challenge your brain by solving New Scientist's weekly crosswords on your mobile, tablet or desktop
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Premium
Tom Gauld on the department of paradoxical geometry
4 January 2023
Tom Gauld's weekly cartoon
Twisteddoodles: New year, new me
4 January 2023
This week's cartoon from Twisteddoodles
Dazzling photographs of flocking flamingos
4 January 2023
Travel and landscape photographer Raj Mohan has captured these stunning images of flamingos on Pulicat lake in Tamil Nadu, India. The birds occasionally travel there in response to changing conditions
Mysterious symbols in cave paintings may be earliest form of writing
4 January 2023
Stone Age people in Europe appear to have recorded the reproductive habits of animals with markings on cave paintings, hinting at the early origins of writing
To confront the climate crisis, we also need a wave of innovation
4 January 2023
Cutting emissions remains undeniably important in a warming world, but the role of invention to help avert disaster is also worthy of attention
On whether dogs should, or should not, visit hospitals
4 January 2023
Feedback considers the differing answers provided by research into whether dogs in a hospital are a good thing or otherwise, while also looking into the pleasantness of polygons
This week’s new questions
4 January 2023
Why do we have nerve endings in our teeth when they seem to serve no useful purpose? And when doing strenuous exercise, why does it seem to help to call out the number of repetitions?
What happens if I shine a torch, moving at the speed of light? Part 2
4 January 2023
One readers grapples with the counter-intuitive outcomes of this question, just like Einstein did
Do spiders survive if thrown from a height out of a window?
4 January 2023
Our readers try to solve this question by calculating the terminal velocity of freefalling spiders, and by envoking tarantulas
