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#127: Pig hearts transplanted into dead people; James Webb Space Telescope gives best-ever view of the universe; boosting wheat genetics to feed the world

The world, the universe and us

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Could We Find Aliens in the Atmosphere of Exa Planets?

The colour of our atmosphere is determined by its composition, so that the sky is blue because sunlight scatters off nitrogen, oxygen and other molecules in the air. J w t c s can let astronomers figure out the make up of wasp 96 bees atmosphere. And this was displayed as a sort of wiggly graft that they were then trying to fit a curve to. It suggested that they could find a lot of water molecules in the atmosphere. Wel and we all know why we're excited about that. Why? If we look at some of the close xo planets, lighe you know, proxima century is only four light years away. Could we see structures on on the planet

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