Every four years we have a 29 February – apart from those that fall at the turn of a century, unless the year is divisible by 400. This is the messy story of how leap years work. I have a friend at ...

Leaplings like Doris Cleife, who are born on 29 Feburary, will only celebrate 25 birthdays on the actual day of their birth by the time they reach 100 (Credit: Alamy) Every four years we have a 29 ...

This February is a little longer than usual. It's a leap year, and today — Thursday, Feb. 29 — is Leap Day. The calendar oddity means this year is actually 366 days long, instead of the regular 365.