SHARE THIS VIDEO —
Why 2015 Will be Longer Than Last Year ... By A Second
Catch up with NBC News Clone on today's hot topic: Mmvo42698309718 - Breaking News | NBC News Clone. Our editorial team reformatted this story for clarity and speed.
To counter a dip in the Earth’s rotational speed, the International Earth Rotation and Reference Systems Service will add a second to the clock in June.
Want more summaries like this? Follow NBC News Clone for expertly filtered news from trusted sources.
