AFO Radio, a free Malaysian online radio station, has embarked on a mission to break the record for the longest non-stop outdoor broadcast by an online radio station. Cancel anytime. No ads.

Think about radio, and what often comes to mind is the crystal clear music and spoken words broadcast by FM stations across America. But radio wasn't always so advanced -- or so popular.

For the fourth consecutive year, NBC Sports and SiriusXM are working together to bring fans wire-to-wire radio coverage of the Kentucky Derby. The live broadcast will be available on channel 85 on ...