Apple Inc. became the world's most valuable company with its market value overtaking Saudi Aramco in the wake of better-than-expected earnings.

Apple Inc on Thursday delivered blowout quarterly results, reporting year-on-year revenue gains across every category and in every geography as consumers working and learning from home during the COVID-19 pandemic turned to its products and services.

The heads of some of the world's biggest tech companies have appeared before Washington lawmakers to defend their firms against claims they abuse their power to quash competitors.