That’s heavy!

Pun fully intended – a while back it was theorized that the Earth’s magnetic field might serve as a trap for antiprotons, which would be created either in the sun and expelled on the solar wind, or created by cosmic rays banging away at atmospheric atoms.

Well, theory no more, observers have seen traces of the annihilation of those particles!¬†(Warning – hard science on the other end of that link, so if you’re not big on physics, get a kleenex, that one might make your nose bleed.) ¬†Seems we have a fairly sizable collection several hundred kilometers up, hanging around, just waiting for us to build the Enterprise ).

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