Across centuries, a handful of rulers, tycoons, and modern tech founders have amassed fortunes so vast that, once translated into today's dollars, they eclipse almost anything on today's rich lists.

Elon Musk becomes the richest person: United States entrepreneur Elon Musk's aerospace company SpaceX has acquired his ...

Elon Musk just became the first person ever worth $800 billion or more after his rocket maker SpaceX acquired his artificial intelligence and social media company xAI. Forbes estimates that the deal, ...