A femtosecond is a unit of time in the International System of Units (SI) equal to 10 or of a second; that is, one quadrillionth, or one millionth of one billionth, of a second.
via Wikipedia infobox
A femtosecond is a unit of time in the International System of Units (SI) equal to 10 or of a second; that is, one quadrillionth, or one millionth of one billionth, of a second.
A femtosecond is to a second, as a second is to approximately 31.69 million years.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).