CROWDSCIENCE
Jun 30, 2021
1 minute
LV
![f083-07](https://article-imgs.scribdassets.com/a3s42ry0w8rug2z/images/fileXTRAHATQ.jpg)
very week on BBC World Service, answers listeners’ questions on life, Earth and the Universe. Tune in every Friday evening on BBC World Service, or catch up online at
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