New Scientist

This week’s new questions

This week’s new questionsWorldPing

Humans can see water but not air. So can fish see air? And would it be possible to have anti-black holes, and how could we tell if we were looking at one?

This is a short WorldPing brief. The full report was published by New Scientist.

Read the full report at New Scientist

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Brief by WorldPing · Original reporting by The Guardian