BI looked at Billboard's year-end No. 1 singles since 1940 to determine the top song from each year. The list includes Bing Crosby, Elvis Presley, Prince, Whitney Houston, Adele, Dua Lipa, and more.

If there’s anything that defines music in the 21st century, it’s constant change. We live in an era when your next favorite song could come from anywhere — all over the stylistic map, all over the ...

CNET editor Gael Fashingbauer Cooper, a journalist and pop-culture junkie, is co-author of "Whatever Happened to Pudding Pops? The Lost Toys, Tastes and Trends of the '70s and '80s," as well as "The ...