A look back at some of the most buzzworthy moments on the Billboard 200 & Hot 100 over the first 25 years of the century.

Billboard started considering multiple metrics of music success, including online streams and individual track sales, in addition to the traditional album sales that prev

Social media users have berated popularly global music platform Billboard over its recent list of top 21 century musicians. They criticised Billboard for neglect.

"The kicky, 23-year-old British singer released her second album, the break-up requiem 21, in February, but it wasn't just heartbreak that made her popular," Billboard wrote in December 2011. "In contemporary music,

Billboard is ranking the Top 100 Artists of the 21st Century, and we’re giving you a look into the top 3, and how many No. 1s they’ve claimed on both the Billboard 200 and Hot 100.  Who’s your No. 1 artist?