Article of the week

A twist on the candle mystery

In a classic demonstration of the candle mystery, three lit candles of different heights are covered with a gas jar (see figure 1) and the tallest candle goes out first. This happens because carbon dioxide produced from burning has a higher temperature, so it rises and accumulates at the top of the…

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Science in a toilet-paper roll

On a roll: a humble roll of toilet paper can be used in science experiments explore diverse topics in materials science, chemistry, and physics.

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We cover a wide range of scientific topics and many articles are additionally available as translations in different European languages.


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A chromosome walk

Stroll through biological databases: Walking on chromosomes is a CusMiBio project that teaches students how to explore biological databases and…

   


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