A new method quickly converts carbon dioxide into solid carbon, which can be stored indefinitely or turned into useful materials. The technology works by bubbling CO2 up through a tube of liquid ...

The new system shows promise but, of course, there’s always the question of scale. Humanity belches about 30 billion tons of carbon dioxide into the atmosphere every year, and the world’s ...

Scientists have harnessed liquid metals to turn carbon dioxide back into solid coal, in research that offers an alternative pathway for safely and permanently removing the greenhouse gas from our ...