Elon Musk, the world's richest man, is now going solo in politics after a brief stint in the administration of US President Donald Trump, the world's most powerful elected leader.

President Donald Trump has signed his tax and spending bill into law after Republicans muscled it through Congress.

Congress ordered a spectrum pipeline of 800 megahertz but only specifies 100 megahertz. The FCC and NTIA have to find 700 ...