Learn about sun dogs, halos and more at Jan. 21 physics seminar

Matt Craig, MSUM Department of Physics & Astronomy, will talk about “Upside-down Rainbows, Sun Dogs and Halos: Optical Phenomenon Caused by Ice Crystals” at a free seminar Friday, January 21 from 2:30-3:20 p.m. in Hagen Hall room 325. Ice crystals in the atmosphere cause a much wider variety of optical effects than water droplets. Water droplets cause rainbows, but ice […]