Physics Experiments

Freezing batteries

We have a look at the chemistry of batteries and what happens if you cool them down.

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Snapping Spaghetti

What happens when you snap a simple piece of spaghetti? Believe it or not, this is a question that has baffled some of the finest minds in the world. Why not have a go yourself?

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Building Bridges - The Science of Beams

Have a go at the Naked Scientists Bridge Challenge and see if you can do better than we did...

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Steam explosions - the science of popcorn

Find out some of the science behind that tasty cinema snack! Why is it that you always find tiny popcorn at the bottom of your bowl?

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Weighing the Atmosphere

Find out how hard a vacuum cleaner can suck, what this has got to do with air pressure and discover how this helps us suck.

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Why do wheels work?

The wheel is something we have been taking for granted for the last 7000 years, but why is it so effective?

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Pumping Straw - a centrifugal pump

Make a pump out of a straw and a skewer and soak all your friends.

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Disappearing monitors - the power of polarisation

If you have ever wanted to know how to make something on your computer screen disappear then find out here. Also find out why you should use polarised sunglasses and how an LCD monitor works.

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Singing stirings - build a guitar

Make beautiful music with some string and a table, and find out why some notes sound great together.

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Seeing further - DIY telescope

Dave builds a makeshift telescope from a pair of magnifying glasses - but be careful not to get dizzy - the image it produces is upside down!

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Microwaving Ice - why defrosting is so slow.

It's "On Your Marks..." for a watery microwave race - will water boil before ice melts?...

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Silver from soot

Convert normal soot into a beautiful silvery substance using just a candle, some water and a mug...

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Drop Magnifier

Make the cheapest microscope in the world, using a piece of plastic and some water. And find out what it has to do with sneezing on your TV screen!

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Vortex Cannon

If you have ever been too lazy to get up and blow out a candle a few feet away, then we might have the answer.

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Ghostly Windows

Make you and a friend seem to appear and dissapear or even stand in the same place, just using a piece of glass.

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