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Explore enzymes and the science of lactose intolerance using lactase tablets

Lactose intolerance is a common phenomenon,[1] based on the absence or insufficient production of the digestive enzyme β-galactosidase (lactase).[2] Affected people are unable to break down the disaccharide lactose (figure 1, top) into its monosaccharide subunits, glucose (Glc) and galactose, and…

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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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Design and build a smart lamp

Help students develop STEAM skills by building a smart lamp with this creative project that combines physics, programming, and art and…

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Launching ideas

Isabel Plantier teaches biology and geology to 15-year-old students in Portugal. She has been teaching for 25 years and tells Sai Pathmanathan that…

 

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Forecasts from orbit

Aeolus – a new laser-equipped satellite – is designed to give meteorologists the comprehensive wind data they need for better weather…

     


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