There’s a popular saying among fans of tech billionaire Elon Musk: Never bet against him

Elon Musk takes a swipe at Donald Trump’s “Board of Peace” by making a Greenland reference. Musk made his first appearance at the World Economic Forum in Davos. However, he couldn’t resist taking a dig at his former ally and charmed everyone with his quick wit and unabashed sense of humor.

Ryanair's CEO dismisses Elon Musk's idea of buying the airline and shrugs off his insults. The spat began when Ryanair ruled out installing Musk's Starlink Wi-Fi on its planes.

Budget airline Ryanair launches "big idiot" fare promotion after CEO Michael O'Leary and Elon Musk trade insults.

Musk compared consciousness to a candle in a “vast darkness" during remarks about aliens at the World Economic Forum in Davos.

During the World Economic Forum on Thursday, Elon Musk said there's a reason human's don't have longer lifespans.

The billionaire CEO of Tesla and SpaceX, in his first appearance at Davos, said Tesla could start selling its Optimus robots next year.

SpaceX's Starship, the world's largest rocket, has inspired several Chinese companies to develop similar spacecraft designs.