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NEWSCIENTISTSheep learn to recognise celebrity faces from different angles
The animals were as good as humans at recognising mugshots of the same celebs from different angles, showing sophisticated brain processing of imagery.
newscientistArtificial sweeteners linked to glucose intolerance
Aspartame, saccharin and sucralose made mice glucose intolerant – a risk for diabetes – probably by altering their gut flora. Is it happening in humans too?
NEWSCIENTISTFemale birds that used to be silent are now singing like males
For the first time, female dark-eyed juncos have been found to burst into song in the wild. Although many female tropical birds sing, singing females are rare among northern, temperate songbirds. However, the behaviour is now becoming more common, and climate change may mean it becomes even more widespread.
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