Tesla and SpaceX chief executive Elon Musk said on Twitter that he will sell $6bn in the electric car maker's stock to end world hunger if the United Nations can provide evidence on how the money will be spent. AP
Tesla and SpaceX chief executive Elon Musk said on Twitter that he will sell $6bn in the electric car maker's stock to end world hunger if the United Nations can provide evidence on how the money willShow more

Elon Musk gives Sydney students $250,000 to work on eco-friendly project