Articles on Chemistry

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Are people reconnecting with the traditional household activities of their mothers and grandmothers under quarantine? The preparation of sourdough begins with a mix of flour, water and natural yeast. (Shutterstock)

Before DIY sourdough starters became popular, there was home economics

Home economics isn't dead: We need it now more than ever. Founded by a pioneering chemist, it's about the insight that a change in one part of a system affects all the other parts.
Pulsed extraction column (normally positioned vertically). JCP Gabriel, CEA Marcoule DES/ISEC/DMRC

New technologies to recycle electronic waste

Electronic waste is accumulating and is a resource to be exploited. Microfluidic devices allow the development of recycling, including the recycling of rare earths – a precious resource.
If you’ve ever put wet wood on to a fire, you may have noticed it makes a lot more noise than dry wood. Shutterstock

Curious Kids: why does wood crackle in a fire?

Water and sap inside the wood make mini explosions as they turn into gas and burst out. That's why damp wood makes the noisiest fires.
Fireworks are a class of explosive pyrotechnic devices that commonly come in around seven colors. Shahril KHMD/Shutterstock.com

Red, white but rarely blue – the science of fireworks colors, explained

Most of us look forward to the fireworks on the Fourth of July. But did you ever wonder how the chemists create those colors that light up the night sky? Are some colors harder to create than others?

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