Science & technology | Milk and two microbes

For the perfect cup of tea, start with the right bacteria

The organisms near a tea plant’s roots can influence the depth of flavour in its leaves

Farmers working in a field of tea leaves.
Photograph: Alamy

For the perfect cup of tea, does one add milk to boiling water, or the reverse? Neither, if new research in the journal Current Biology is to be believed. What must be prepared first, instead, are the microbes.

This article appeared in the Science & technology section of the print edition under the headline “Microbe brewing”

From the February 17th 2024 edition

Discover stories from this section and more in the list of contents

Explore the edition

More from Science & technology

Drainage canals (linear features that drain into a small meandering river) seen from above.

A sophisticated civilisation once flourished in the Amazon basin

How the Casarabe died out remains a mystery

Three rotated avocados made from small numbers

Heritable Agriculture, a Google spinout, is bringing AI to crop breeding

By reducing the cost of breeding, the firm hopes to improve yields and other properties for an array of important crops


Boom Supersonic makes aviation history as XB-1 breaks the sound barrier.

Could supersonic air travel make a comeback?

Boom Supersonic’s demonstrator jet exceeds Mach 1


Should you worry about microplastics?

Little is known about the effects on humans—but limiting exposure to them seems prudent

Wasps stole genes from viruses

That probably assisted their evolutionary diversification

America’s departure from the WHO would harm everyone

Whether it is a negotiating ploy remains to be seen