Public Broadcasting for Northwest Indiana & Chicagoland since 1987
Play Live Radio
Next Up:
0:00
0:00
0:00 0:00
Available On Air Stations

What Causes Auroras?

Season 5 Episode 67 | 4m 34s

Every winter thousands of tourists head north hoping to catch a glimpse the luminous auroras dancing in the sky. In this episode of Reactions, we’re sharing tips on how to increase your chances of seeing one and breaking down the chemistry behind the colors of this awe-inspiring wonder.

Aired: 05/28/19
George visits chemists and discovers that Mexican Coke is doing something secretive.
We test if DNA from strawberries and salmon can really make fabric flame resistant.
Are there really microplastics in chewing gum? George tries to find out.
Is water bending real?
George tries to make a new discovery in a huge field of science... and he might have.
This week Alex takes to the lab and investigates the stable isotopes in 20 different honeys.
Rubbing two balloons together leads George to a shocking discovery.
Is baking soda a legal, performance enhancing drug?
George tries to make electricity using dialysis tubing, toilet parts, and a baby turbine.
Alex wonders what happens when hot water freezes quicker than room temperature water?