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Showing 3 results from a total of 3

Teach

February 1, 2022 | Issue 56

Infrared webcam hack – using infrared light to observe the world in a new way

What would the world look like if we could see infrared light? With some simple modifications, you can turn a cheap webcam into an infrared camera and find out!

Ages: 11-14, 14-16, 16-19;
Topics: Astronomy / space, Earth science, Engineering, Physics

Understand

May 25, 2011 | Issue 19

What is chemiluminescence?

Glowing jellyfish, flickering fireflies, fun glow sticks; Emma Welsh introduces the beautiful and mysterious world of chemiluminescence.

Ages: 14-16, 16-19;
Topics: Biology, Chemistry
                 

Teach

March 9, 2007 | Issue 4

A fresh look at light: build your own spectrometer

Take a CD and a cereal box, and what do you have? With a little help from Mark Tiele Westra, your very own spectrometer! Time to explore the delights of colour, hidden in the most prosaic of objects.

Ages: 14-16, 16-19;
Topics: Physics