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The hidden sense in your eyes Activity

by David, 23 July 2020 | 0 comments

Image of two vertical blue balls and two horizontal yellow balls on a computer screen.

Your eyes can see colour and brightness, but there’s one more thing they can detect. With the right technique, many people can tell if light is polarised – no glasses needed!

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Sugar and sunglasses Activity

by David, 8 August 2019 | 0 comments

Jar with polarised light effect.

Wearing sunglasses while using a computer might seem like a bad idea. But if you use the right glasses, it can make a great experiment!

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