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Articles sur Plants

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A: Border Cave’s 200,000 year old fossilised grass fragments. B: The profile section of desiccated grass bedding dating to around 43,000 years ago. Both images copyright Lyn Wadley

Grass on ash: uncovering 200,000 year old beds from South Africa

Before 200,000 years ago, close to the origin of our species, people preferred the use of broad-leaved grasses to build their beds and resting areas using ash layers underneath.
During coronavirus lockdowns, gardens have served as an escape from feelings of alienation. Richard Bord/Getty Images

The impulse to garden in hard times has deep roots

What drives people to garden isn't the fear of hunger so much as hunger for physical contact – and a longing to engage in work that is real.
In the heat, tomato plants can’t fight off the hungry tobacco hornworm, Manduca sexta. From www.shutterstock.com

Crops could face double trouble from insects and a warming climate

Plants have evolved techniques for protecting themselves from heat and insect attacks – but when both these stresses happen at once, one defense may neutralize the other.

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