Billionaire and entrepreneur Elon Musk (left) has become a confidante for US president-elect Donald Trump (right).Credit: Brandon Bell/Getty
Billionaire Elon Musk earned his reputation as an innovator at the forefront of science and technology, revolutionizing electric vehicles and space travel. But in the past several months, he has emerged as a major political figure in the United States, pouring more than US$250 million into Republican Donald Trump’s presidential campaign and using his social-media platform X (formerly Twitter) to question vaccine safety and climate science.