Episode 306

It’s been discovered that the moon is probably home to $1 trillion worth of platinum. Researchers suggest nearly 6500 of the Moon’s craters were made by asteroids containing commercial quantities of platinum, palladium, rhodium, ruthenium, iridium and osmium. Does that mean space companies are going to head out on mining missions imminently…and should they? Hear the reasons for and against mining on the Moon.

When you imagine something in your mind, how does your brain know that it’s not real? Certain brain regions have been identified in a new experiment which help keep reality and make-believe separate. This finding could tell us a lot about conditions like schizophrenia - or what’s going on when we dream. It may even answer that question; are we living in a simulation? Read our imagination special here: https://www.newscientist.com/issue/3545/

A newly discovered emergent behaviour has been found in nematode worms - the world’s commonest animal. These millimetre long worms are able to merge to form superorganisms, creating tentacles or towers that can straddle long distances. Learn about this collective behaviour and how it's coordinated.

Chapters:

(00:16) Platinum on the moon

(08:44) How your brain distinguishes between reality and imagination

(18:05) Rise of the hyperworm - nematodes merge to form superorganism

Hosted by Rowan Hooper and Penny Sarchet, with guests Carissa Wong, Jayanth Chennamangalam, Steve Fleming and Serena Ding.

To read more about these stories, visit https://www.newscientist.com/

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