Japanese electronics firm NEC has unveiled a flying car which hovered steadily for about a minute. The test flight of the large drone-like machine with four propellers reached as high as three metres.
The rare-earth minerals that China is threatening to withhold from the US as a trade war escalates are more present in consumer products and manufacturing than people might think.
Toyota, which has made a big bet on hydrogen-powered cars, is looking more isolated as industry rivals double down on plug-in electric vehicles as the dominant technology in the emerging post-fossil fuel era. Three years ago, Toyota