Discover how Professor Shabir Madhi is advancing maternal vaccines to safeguard newborns from RSV, GBS, and more.

It’s another one of those, “wanna feel old” reminders. Remember Y2K, the millennium and the excitement and anxiety that was ...

As the country gets set for summer and the mercury rises, many of us are dreaming of the icy tang of AC. But is it a waste of ...

Eight ESPN writers and two editors nominated the top plays since 2000. Fifty-one plays were nominated and the eight writers ...

After a four-year hiatus, February 29 gets it fleeting, 24-hours of fame on Monday - before being banished from the pages of our calendars again until 2020, when the next leap year occurs.

Leap years are not quite as regular as we might have believed. A fairly simple Linux script can tell you whether a year will be a leap year or not. While it’s easy to contemplate every fourth ...

At the turn of each century, if the year can't be evenly divided by 400, then it won't be a Leap Year ...

For example, the year 2000 (divisible by 4, by 100, and by 400) had a February 29, while the year 1900 did not. The Gregorian calendar is still inaccurate for the solar year ...

The year 2000 was a leap year, for example, but the years 1700, 1800, and 1900 were not. The next time a leap year will be skipped is the year 2100," read an article from the Smithsonian.

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. Here's why leap years occur.

However, 2000 was a leap year, because it is divisible by 400. This rule was introduced by Pope Gregory XIII in 1582, when he reformed the Julian calendar that was used since 45 BCE.