[anigbrowl]

Good grief, this is empty even by the low standards of BBC science coverage. tl;dr Young people say 'um' more than 'uh.' Nobody knows why.

[jamesbrownuhh]

To be fair, this is what BBC News call their "Magazine" section, which tend to be even less rigorous than the already paper-thin reporting of the main news site. But it's no coincidence that Magazine stories are treated as part of BBC News overall, and the clickbaitiest headlines routinely end up in the right-hand "Most Read" and "Most Shared" panels.

[MileyCyrax]

Nobody knows and not even sociolinguists seem to care.