AM and PM Explained
How does the 12-hour clock system work? Is midnight 12 am or 12 pm?
Elsewhere on timeanddate.com
Daylight Saving Time (DST)
Why do many countries set the clocks back and forth an hour twice a year?
About the 12 Months
Why are there 12 months? How long are they, and what do the month names mean?
Raksha Bandhan
Raksha Bandhan is a Hindu festival that is celebrated on the full moon of the Hindu month of Shravana (Shravan Poornima). The day is also sometimes referred to as Brother and Sister Day because it honors the relationship between brother and sister.