These solar-powered soft robots can help clean up oil spills
These thin-film robots are powered by light and water and can also be trained to remove contaminants from drinking water.
Suddenly we are in the middle of a global energy crisis: Here’s why
European and Asian gas prices are at an all-time high, the oil price is at a three-year high, and the price of coal is soaring on the back of energy shortages across China, India and Germany.
