The number of under-11s joining high-IQ society British Mensa has risen by more than half, from below 200 five years ago to 319 this year. Overall, the number of children joining has risen from ...

For decades, the society has only required successful applicants to achieve an IQ score that sits among the top 2 per cent of ...

A four-year-old boy made headlines this week after becoming the UK's youngest member of Mensa, the society for people with sky-high IQ. Teddy - who can count to 100 in six languages including ...