We look at Google’s new Gemini SAT practice tests, the science behind the viral “exploding trees” videos and what freezing temperatures mean for Metra trains and track operations. Plus, a local crime report and new Chicago housing developments. | Fox 32 Chicago

It is a familiar sight by this point for Chicago-area residents, but it’s still a fascinating spectacle as railroad workers light fires along rails during periods of cold weather. Metra did just that on Friday morning, lighting up fires in the morning amid a prolonged period of cold weather in the area. These fires are lit to help fuel gas-powered heaters at different points along the tracks, especially near switches. Those heaters have to be manually lit, and they are dedicated to helping melt

21K views · 642 reactions | A pair of Metra Union Pacific Northwest...

1.7K views · 21 reactions | Metra and Chicago Sky are a winning combination! Make Metra your ride to courtside for the rest of the season. Learn more at metra.com/chicagosky. | Metra | Facebook