Giant Space Magnet Reveals a 'Startling Possibility' | BBC Earth Science

What could a giant magnet orbiting Earth reveal about the mysteries of our universe?

Launched aboard Space Shuttle Endeavour, the Alpha Magnetic Spectrometer spent years searching for antimatter, uncovering tantalising evidence that raises an extraordinary possibility: could more complex antimatter structures exist somewhere in the cosmos?

This clip is from Science's Greatest Mysteries.

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