Usually it takes her an hour-and-a-half each week to manually wind the clock collection, but turning them back takes longer, she said. One particularly challenging timepiece is a walnut long case ...

Attention all insomniacs. A new study has found moving the clocks one hour forward in spring and one hour back in autumn has a short-lived, though ­substantial effect on how long we sleep.

A clock with hands (an analogue clock) shows us the numbers 1-12. There are 24 hours in ... to midday , are called AM. The next 12 hours, from midday back to midnight, are called PM.

Usually it takes her an hour-and-a-half each week to manually wind the clock collection, but turning them back takes longer, she said. One particularly challenging timepiece is a walnut long case ...