Major League Baseball is trying to make sliding plays at second base safer, but, as the season starts, the debate has shifted to whether MLB has gone overboard with regulations. This started in ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In the 1930s, engineers shared ...

Edson Mason Scofield (1867–1939) developed this rule in 1891, while he worked for Edwin Thacher (inventor of the cylindrical slide rule bearing his name; see, for example, MA.312866). Thacher applied ...

Slide rules work using the idea that adding up logarithms is the same as multiplying. For example, for a base 10 logarithm, log (10)=1, log (100)=2, and log (1000)=3.

CBS Sports rules expert Gene Steratore, an NFL official for 15 years, offered a referee's perspective on when quarterbacks break the pocket, saying a game official needs to anticipate "a potential ...