11 September 2024
Feedback brings hope for anyone whose lipstick didn't live up to softness expectations, with news that researchers are finally investigating "deviations from expected lipstick texture"
11 September 2024
One reader wields the power of chemistry to answer this question - but concludes that elbow grease is probably the best approach to cleaning your sink
11 September 2024
Can you solve this week’s logic puzzle? Plus our quick quiz and the answer to last week’s problem
11 September 2024
Why do animals like rhinoceros and triceratops have horns while deer and elk have antlers? And is there any scientific evidence disproving the notion we are all part of a vast simulation run by an advanced civilisation?
11 September 2024
Katie Steckles enlists the help of fluid dynamics researcher Kat Phillips to explain the versatile piece of maths behind dispensing wine from a box
11 September 2024
Our readers consider this question from physical and philosophical perspectives, but mainly conclude: nothing
11 September 2024
This claustrophobia-inducing image is taken from photographer Martin Broen's new book Light in the Underworld, a collection of shots from the Yucatán’s cenotes, or sinkholes
11 September 2024
Tom Gauld's weekly cartoon
11 September 2024
This week's cartoon from Twisteddoodles
4 September 2024
Our readers have more thoughts on this issue, including what it would mean to buy or sell a conscious intelligence
