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The Sciences

Sun Shots

Cosmic VarianceBy JoAnne HewettOctober 13, 2006 4:04 PM


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I'm in DC for a meeting of the High Energy Physics Advisory Panel. It's the kind of thing where you spend 2 days in a windowless room listening (and supposedly asking intelligent probing questions) to talks about the scientific merit of various projects. Actually, it can be rather interesting, but the day does get long. Which is why more speakers need to perk up the panel with graphics like this:


This is a photo of the sun. Not taken with the usual medium for viewing the sun (photons), but taken with neutrinos. Partly at night. Through the earth. It was photographed by the Super-Kamiokande experiment in Japan with 503.8 days and nights of exposure. This photo is a few years old now, but it always brightens my heart to see it. Kinda makes it all worthwhile...

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