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Seeing the oldest Stars in the Universe

Traces of the oldest stars in the Universe have been detected by the Spitzer telescope

Traces of the oldest stars in the Universe have been detected by Nasa's infrared Spitzer telescope. Will doctors be able to diagnose diseases through changes in our retinas, including early signs of Alzheimer's? Why an extra "leap" second will be added at midnight on December 31 this year and what would happen if it wasn't. Plus, the mouse that sings like a bird.

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23 minutes

Βι¶ΉΤΌΕΔ World Service Archive

This programme was restored as part of the World Service archive project

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