Latest / MN90: Minnesota History in 90 Seconds
Michael Koppelman and the 11-Billion-Year-Old Gamma Ray
Michael Koppelman has a foot in two worlds. He was engineer and producer for Prince. But he was also an amateur astronomer who, says Britt Aamodt, caught on film the death of a star that took place long before the earth was formed.
The skinny
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