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Best before dates aren't always the best

Technology

Colour-changing wrap could let you know when food has spoiled

A biodegradable plastic-like wrap made from silk changes colour when exposed to rotting foods and degrades quickly in soil

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Finely ground coffee is dispensed into an espresso filter

Physics

Unevenly packed coffee to blame for weak espresso, say mathematicians

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Environment

Lab-grown meat could be 25 times worse for the climate than beef

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Humans

Your saliva may determine which types of wine you prefer

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How maths reveals the best time to add milk for hotter tea

Mathematics

How maths reveals the best time to add milk for hotter tea

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Physics

We finally know why bubbles rise in a straight line in champagne

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How ultra-processed food harms your health and how to fix the problem

Health

How ultra-processed food harms your health and how to fix the problem

Features

The fermentation of beer

Technology

Tiny yeast-filled robots help brew beer quickly and more efficiently

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mugcake is microwaved. Homemade cupcake in a mug is on a plate. Chocolate brownie mug cake. Easy cooking concept, microwave baking. muffin chocolate. High quality photo; Shutterstock ID 2030585198; purchase_order: -; job: -; client: -; other: -

Humans

What is really going on when we microwave our food?

Regulars

TTA1TP Farmer planting asparagus into black soil in garden

Life

How to grow asparagus - and why it takes so long

Planting asparagus is a long-term investment in good eating, but your patience will eventually be rewarded with a crop that is tastier than anything available in shops, says Clare Wilson

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Health

Ingesting microplastics may increase fat absorption by 145 per cent

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Humans

Why preserving your lemons in salt will make them even tastier

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Humans

How to use the science of fat to make delicious, confit food

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Technology

Kombucha cultures can be turned into flexible electric circuit boards

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