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Name: Cory
Status: educator
Grade: 6-8
Country: USA
Date: Winter 2011-2012
Question:
I related to my class that there are more than 3 dimensions; to date, how many dimensions are there? What are they?
Replies:
Greetings,

All we know of are 3 spatial dimensions and 1 time dimension. Anything greater than that is highly speculative. There are several variations of theories which require higher numbers of dimensions are needed. However, as of yet the predictions have either not been observed, or the theories postulate dimensions that are far beyond our ability to directly measure.

Michael Pierce

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