What does YM stand for?

Young Men, a superhero comic published by Atlas Comics in the 1950s.

The first edition of the Eurovision Young Musicians took place in Manchester, United Kingdom on the 11 May 1982 and 6 countries took part.

As many as three web interfaces were available at any given date.

Although the phrase has a long history of including a description portion (such as the old "your mother wears combat boots", which implied that one's mother worked as a prostitute in the military), the phrase "yo mama" by itself, without any qualifiers, has become commonly used as an all-purpose insult or an expression of defiance.

In terms of relative length of units, a yoctometre ranks as follows: Planck length << yoctometre << zeptometre.

To help compare different orders of magnitude, this page lists distances starting at 1 Ym (1024 m or 105.

To help compare different orders of magnitude, this page lists distances starting at 1 Ym (1024 m or 105.

Although the phrase has a long history of including a description portion (such as the old "your mother wears combat boots", which implied that one's mother worked as a prostitute in the military), the phrase "yo mama" by itself, without any qualifiers, has become commonly used as an all-purpose insult or an expression of defiance.