Google restricts its AI chatbot Gemini’s election-related answers in an attempt to combat the spreading of defamation.

Cheetahs’ unrivalled speed may be explained by their ‘sweet spot’ size. David Labonte, senior lecturer in the Department of Bioengineering at Imperial College London and lead author of the study explains why.

Plus, we hear from Nadège Aoki, one of the scientists at the Woods Hole Oceanographic Institution in the US, who are using underwater speakers to help restore degraded coral reefs.

Also in this episode:

Japanese rocket explodes into dramatic fireball just seconds after liftoff
GCHQ releases a puzzle to appeal to potential new recruits - can you solve it? Find out here
A Scottish dialect version of Wordle is scrapped after a legal threat from New York Times

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Google’s AI chatbot restricts election questions