The world's richest monarch has an estimated net worth of around £32.4 billion and has been reigning for more than nine years ...

Elon Musk regained the title of world's richest person with a net worth of $342 billion. Brothers James and Thomas Duff, with a net worth of $3.3 billion each, are Mississippi's richest people.

Blue Origin's all-female crew will be launched into space from West Texas on April 14, marking an important milestone.