Science & Tech · Science & Environment · 2 hrs ago
A sharper ear may help adults learn second-language sounds
Researchers at University College London and Tohoku University tested Japanese university students learning English.
Students with sharper hearing for small tone differences recognized English vowels more accurately than those with less sensitive hearing.
The tests focused on the English vowels in “cat” and “cup,” which Japanese does not distinguish in the same way.
The link remained after researchers accounted for students’ language-learning experience, and a second group showed the same pattern.
Study abroad and pronunciation lessons also mattered, so hearing ability was not the only factor.
Brain scans showed that students with weaker tone sensitivity used more activity in brain areas linked to speech movements when judging English words.
The study found a link, not proof that hearing ability causes better language learning, and it examined only Japanese learners of English.
Adults with greater auditory precision were better at distinguishing unfamiliar English vowels in a study of Japanese learners of English.
Researchers from University College London and Tohoku University found the association in two groups of students.
The link remained after the researchers accounted for language-learning experience, including classes, travel and pronunciation training.
Brain scans showed more activity in some speech-related regions among learners with lower auditory precision when they heard the vowels.
The study did not establish that improving auditory precision causes better language learning.
- Who
- Researchers at University College London and Tohoku University studied Japanese university students learning English.
- What
- The study found that students with greater auditory precision were better at distinguishing English vowels.
- When
- The articles were published on October 13, 2026; the study date is not stated.
- Where
- Students were tested in the Tokyo area and in Sendai, Japan.
- Why
- The study examined whether sensitivity to fine sound differences is associated with hearing unfamiliar language sounds.
This story does not have two clearly opposing sides.
140 students in the Tokyo area took online tests of tone discrimination and English vowel identification.
67 students in Sendai completed the tests and had brain scans while judging sounds.
Earth.com and Discover published reports on the study.
- First sample
- 140 Japanese university students in the Tokyo area
- Second sample
- 67 college students in Sendai
- Language pair
- Japanese learners of English
- Vowel task
- Distinguishing English vowel sounds in word pairs such as mad and mud
- Study limitation
- The research found an association and did not establish causation
2 sources
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What people are saying
Two people may receive very similar language input, but their brains may process that input very differently,
Learners with a ‘good ear’ for auditory differences can hear a new foreign-language sound objectively, without immediately processing it as ‘language.’ Instead, their brains analyze the acoustic information itself, and this may be the key to why some people grasp new languages with more ease than others,
Most people approach foreign language learning by memorizing vocabulary and listening to speech, but our study indicated that language learners might also benefit from training the auditory abilities that underpin language learning itself,
Foreign language education should move beyond an approach based on ‘more practice’ and towards one that develops learners’ ear for language learning in line with their auditory characteristics,