A History of Short Words

From the New York Times Crossword Puzzle

BETAS

Wed, 24 May '23
Second-brightest stars
Sat, 6 May '23
Nondominant personalities
Mon, 27 Jun '22
Greek B's
Sun, 2 Jan '22
B's in math?
Sun, 30 May '21
Test versions
Tue, 5 Jan '21
Trial stages