Coca-Cola’s new hydrogen-powered vending machine doesn’t need a power outlet
The new vending machines have a slightly larger footprint thanks to an additional generator module on the side. That’s where ...
Scientific American13h
Can Earth’s Rotation Generate Electricity? Physicists Divided over Controversial Idea
Experiments suggest an unusual magnetic material could help harness energy from Earth’s rotation. But not everyone is ...
GlobalSpec Insights20h
Self-powered biosensor detects and destroys bacteria in water — No electricity needed
A self-powered, three-component biosensor capable of killing bacteria in water samples has been developed by materials ...