Science

Science Bites: Why does cut grass smell?

It may smell great, but did you know it’s actually a plant’s distress call? You’re chopping it to smithereens, what did you expect it to do?

Causing tissue damage to grass by cutting it causes it to release volatile organic compounds, collectively known as green leaf volatiles (GLVs). One effect of GLV release is to attract predatory insects to defend the plant, though how effective they’d be against a lawnmower is another question. Unfortunately for grass the resulting released GLVs also create the pleasant odour associated with a freshly-mown lawn. And so the carnage continues...

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WiEE: Circuits, switches, transformers & resistors.

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WiEE: Circuits, switches, transformers & resistors.

Last Wednesday, Felix was given exclusive insight into Women in Electrical Engineering’s (WiEE) seminal event aimed at inspiring the next generation of female engineers. The “Tech for Good Hackathon” welcomed 75 girls from secondary schools across London for a day of interactive activities showcasing the opportunities within the field

By Cara Hogg and Lara Begüm Yener