The Star-Spangled Banner, played before every baseball game, has become so tied to the sport that an old joke asks, "What are the last two words of the national anthem?" and answers, "Play ball!" Michael Dwyer/AP hide caption
Charlie Hunnam, left, plays Jax Teller, with Marilyn Manson as Ron Tully on FX's Sons of Anarchy. PRASHANT GUPTA/FX Networks hide caption
Ray Rice has been cut from the Baltimore Ravens and indefinitely suspended from the NFL following an assault on his then-fiancee, Janay Palmer. Nick Wass/AP hide caption
An artist's view of BoldlyGo's SCIM mission in which a probe would skim the Martian atmosphere capturing dust particles and returning them to Earth. BoldlyGo Institute, Inc. hide caption
Dallas Cowboys practice squad player defensive end Michael Sam at the team's headquarters on Wednesday in Irving, Texas. LM Otero/AP hide caption
On packed flights, space is at a premium and tempers sometimes flare. iStockphoto.com hide caption
A view of the Large Hadron Collider in its tunnel at CERN in Switzerland. Martial Trezzini/AP hide caption
Yasmani Grandal is swarmed by teammates after hitting a walk-off single to beat the Los Angeles Dodgers on Friday. But commentator Frank Deford wonders why "walk-off" has become such a ubiquitous term. Gregory Bull/AP hide caption