To prove the earth is not 10k years old, you could simply prove that it is 4.5G years old, though. The inability to prove a negative is only valid for binary is

To prove the earth is not 10k years old, you could simply prove that it is 4.5G years old, though. The inability to prove a negative is only valid for binary issues, this seems binary but is actually a statement about a value on a continuum - the age of the earth. EDIT - obviously in the context of last-thursdayism being used in the article, this doesn't work...