Surprisingly useful things you can do with your phone

Original link: "Study claims to provide first direct evidence of dark matter"

Suggestion:

A tape measure, a metal detector and a spirit level: 25 surprisingly useful things you can do with your phone [0]

Did someone stay up late watching the Bears and Packers? "-)

[0] https://www.theguardian.com/technology/2025/dec/21/a-tape-me...

Bad link?