TED-ED: The world's most mysterious book - Stephen Bax

The Voynich manuscript, housed at Yale University, is a 240-page book from around 1420, filled with mysterious text and illustrations. Discovered by Wilfrid Voynich in 1912, its language remains undeciphered. Theories suggest it could be a cipher, a hoax, or an unknown script. Recent carbon dating and historical research have traced its origins back to the early 17th century. Despite ongoing efforts, the manuscript's true meaning and purpose remain elusive.

What are some of the fringe theories regarding the authorship of the Voynich manuscript?

What recent breakthroughs have scientists made regarding the Voynich manuscript?