Working at Terra Nova, Antarctica. This is the Italian Base where PolarTREC teacher Brian Dubay and his team continued their study of the Transantarctic Mountains.
This activity is a way to create a cloud chamber in the classroom. A cloud chamber allows students to view "invisible" alpha particles emitted through nuclear decay. Alpha particles have a long history in nuclear physics--they are a helium nucleus and their emission during nuclear decay was one of the first ways we knew that atomic nuclei could