Everyone loved gallium but wanted a cheaper solution. Introducing bismuth! We all want to melt down some metal for ourselves and make crazy molds.... Well here is the CHEAP way to do it.
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In this episode of Scientific Tuesday, we show you 5 fun and interesting experiments you can do at home using dry ice. We took our favorite effects and mashed ...
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Learn the secrets of success of Korean judo. 65 year old, 7th dan Korean ...