Gauntlet challenges ended when duels fell out of favor in Europe and the U.S. in the late 19th century. Now, throw down the gauntlet doesn’t always refer to physical altercations.

US News: US president Donald Trump has once again referenced Japan’s so-called “bowling ball test” as an example of unfair trade practices. The unusual claim, ...

President Donald Trump mentioned the ‘Japan bowling ball test’ in his latest ‘non-tariff cheating’ warning to trade partners. In a post on Truth Social, the 78-year-old mentioned ...

Researchers share a model that identifies the optimal location for bowling ball placement. Employing a system of six differential equations derived from Euler's equations for a rotating rigid body ...

In 2018, the president confused many of his own aides with claims about “the bowling ball test” and auto imports. In 2025, the odd story is back. IE 11 is not supported.

These bowling balls were no April Fool’s joke. Used by professionals, the scented bowling balls changed the game. Bowlers could choose from scents like chocolate, blueberry or black cherry.

These bowling balls were no April Fool’s joke. Used by professionals, the scented bowling balls changed the game. Bowlers could choose from scents like chocolate, blueberry or black cherry.

These bowling balls were no April Fool’s joke. Used by professionals, the scented bowling balls changed the game. Bowlers could choose from scents like chocolate, blueberry or black cherry.