Scientists have revealed the true appearance of Otzi the iceman, whose mummified remains were discovered on 1991 in the Italian alps. (Andrea Solero / AFP / Getty Images)

Here are six mysteries about human history that scientists have cracked in 2023. Plus, one that still has researchers scratching their heads.

Ancient Art Galleries at the Art Institute

A brand new look for some of the oldest artwork at The Art Institute. We preview newly restored classical works from ancient Greece, Rome, and the Byzantine Empire.

Ancient Art Galleries at the Art Institute

A brand new look for some of the oldest artwork at The Art Institute. We preview newly restored classical works from ancient Greece, Rome, and the Byzantine Empire.