Super Flower Blood Moon
See May's Super Flower Moon turn a shade of red as it is fully eclipsed for about 14 minutes by the Earth's shadow.
Elsewhere on timeanddate.com
What Is Earthshine?
Earthshine is a dull glow that occurs when the Sun’s light reflects off the Earth's surface and illuminates the unlit portion of the Moon.
AM and PM Explained
How does the 12-hour clock system work? Is midnight 12 am or 12 pm?
Daylight Saving Time (DST)
Why do many countries set the clocks back and forth an hour twice a year?