51¶¯Âþ

#87: Mini black holes impacting the moon; first CRISPR gene-edited food goes on sale; why leaves turn brown in autumn

30 September 2021

About this episode

CRISPR gene-edited food has gone on sale commercially for the first time. The team finds out about this ‘super tomato’ which has been created by a startup in Japan. Have you ever wondered why leaves change colour in the autumn? The team discusses an evolutionary explanation suggesting that leaf colour is a signal. Following Greta Thunberg’s latest speech at the pre-COP26 event Youth4Climate, the team reflects on Germany’s recent election, which could be very positive for action on climate change. They also discover how mini-black holes may have created some of the moon’s craters, and they find out why humans don’t have tails. On the pod are , Penny Sarchet and Abby Beal. To read about these stories and much more, subscribe at newscientist.com/podcasts.

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