The winter solstice in the northern hemisphere falls on Dec. 21. In Michigan, it technically arrives at 4:20 a.m. that day. The solstice marks the shortest day of the year and the official start ...

The winter solstice ... During the summer solstice, O'Donoghue explained on Twitter, "sunlight is most intense as it only has to pass through a short column of atmosphere." That's why it gets ...