Elon Musk's Grokipedia carries thousands of citations to "questionable" and "problematic" sources, US researchers said Friday ...

Daniel Holgado led Moto2 practice Friday afternoon at the Circuit de Valencia with a best lap of 1:32.408. ELF Marc VDS ...

KTM factory rider Pedro Acosta topped MotoGP practice on Friday afternoon at Circuit de Valencia Ricardo Tormo. Aprilia ...