An analogue clock, a clock with hands, shows the numbers 1 through to 12. It is a 12-hour clock. The first 12 hours of the day, from midnight to midday, are called am. The next 12 hours ...

Employers should check the wording of the contracts of employees who are working when the clocks go forward. For example, a shift could be said to be from 10pm to 6am or the requirement could be to ...