The crossword solution for the term 'IT'S IN THE 60S' is 'DEE', which stands for the decade of the 1960s. This decade was a time of great social and cultural change, with the civil rights movement, the Vietnam War, and the emergence of the counterculture. It was also a time of great technological advancement, with the invention of the internet, the first man on the moon, and the development of the personal computer.