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Pot of water
Heavy water played an important role in the development of the atomic bomb. What is heavy water?


Ice in bird bath
We are expecting a hard freeze tonight. The water in our bird baths will probably have a layer of ice, if they don't freeze solid. If cold water sinks, why does the ice form at the top?


Snow on trees
We have already had our first snow of the year. The day it snowed, the low was only 36°F. If the temperature is above freezing, why did the precipitation not fall as rain?


Cat in snow
Although we have had several days with lots of sun and temperatures up in the 60's, there is still a lot of snow on the ground. Why hasn't it melted away?


coiled snow structure
I photographed this snow structure on the drive home from the Utah Science Teachers Association conference. It is about six inches across, and there were many more of different sizes. How did it form?

Water Wall

This experiments is one of those that comes from two different projects coming together. I got an e-mail this week from an educator asking for experiments that could be done with spoons. While I was digging through experiments spoon experiments, I got a request to help design some exhibits on the science of water for a new museum. The two projects came together into a fun, easy way to make a solid, thin sheet of water.

To do this, you will need: