Tom Gauld on a near miss with aliens
7 December 2022
Tom Gauld's weekly cartoon
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Premium
Twisteddoodles on the weird appeal of a lab safety talk
7 December 2022
This week's cartoon from Twisteddoodles
Spotlight on plankton, the ocean's fascinating, bite-sized creatures
7 December 2022
Every night, plankton take a journey to shallower waters to feed, prompting predators to follow in search of a very small, but tasty, snack. These images are taken from a new book, Planktonia, illuminating their daily ascent
This week’s new questions
7 December 2022
Could a rope be made long, light and strong enough for a tug-of-war over the 42 kilometres between Dover, UK, and Calais, France? And why do speakers at public events wave their hands around so much?
How fast would you have to travel to be able to run on water? (part 2)
7 December 2022
One reader suggests another way you can run on water – but you need a boat
Why do loose screws only get looser and not the other way round?
7 December 2022
Our readers debate whether screws can tighten themselves as well as get looser
Does a latte cool faster than a cappuccino?
7 December 2022
One New Scientist reader has done the maths and settled this debate about coffee – and another has volunteered to join the testing team
Puzzle #197: Can you work out how the marshmallows were arranged?
7 December 2022
Can you solve this week’s logic puzzle, Marshmallow test? Plus the answer to puzzle #196
How to foster a toddler's yen for engineering
7 December 2022
Feedback explores the pedagogic possibilities of research into ball bearings, while also looking into why some presentations are improved by the inclusion of a sudoku
Learn the secrets of poinsettias to help them thrive
7 December 2022
Shop-bought poinsettias produce a stunning display of crimson, and these tropical plants can be coaxed into an encore performance if you have the patience, says Clare Wilson
