Fierce battle looks likely as land-dwelling mudskipper fish face off
18 September 2019
These fish out of water spend 90 per cent of their lives on land, sometimes fighting over their muddy territories
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Premium
How aspirin became a wonder drug against heart disease and cancer
18 September 2019
Aspirin has long been prized for its pain and fever reducing properties – but 40 years ago New Scientist reported on the first inklings of wider benefits
xkcd comic creator Randall Munroe on the thrill of physics
18 September 2019
The cartoonist and engineer talks time travel paradoxes, absurd interviews with astronauts, and how strange science can fix everyday problems
Why do biscuits go soft and cakes go hard?
18 September 2019
Many readers responded with the answer to this question, and also to relate the famous Jaffa cake legal case on whether the items were cakes or biscuits
This week’s new questions
18 September 2019
Is sitting bad in itself or is it just because it prevents us doing exercise? And a question about energy transfer involving a spring and a bath of acid
Why does a lightning strike sizzle and power light bulbs?
18 September 2019
A reader witnessed how a lightning strike lit up a nearby bulb and made a loud sizzling sound. Other readers explain what’s going on
Loch Ness Monster unmasked: it’s a load of eels in a giant eel costume
18 September 2019
The identity of Scotland’s most elusive resident, plus missing marine observatories and Jedi firecracker bans in Feedback’s weekly roundup from the world of weird
New Scientist puzzle #22: The nine-minute egg, plus the quiz
18 September 2019
The latest puzzle asks you to use two egg timers to get a perfectly boiled egg, plus the quick quiz
Cryptic crossword #15
18 September 2019
Another science-themed cryptic crossword from the brilliant Wingding, plus answers to quick crossword #40
A stargazer's guide to the equinox and how Earth moves around the sun
18 September 2019
As the September equinox falls, we begin a new astronomy series with all you need to know about how Earth's orbit affects what we see in the night sky
