Electric sparks are used for welding, powering electronics, killing germs or for igniting the fuel in some car engines.

IN other places I have pointed out that recently devised methods of experiment with ultrasonic waves offer possibilities for a more complete experimental solution of certain acoustic problems than ...

Zimbabwean officials have backtracked on their show of support for an “inventor” who claimed to have found a way to create ...

Can ultrasonic technology really make a steak more tender? 🔬 In today’s experiment, we put this idea to the test using an ...

Acquisition as shipping and rule makers focus on biofouling to stop invasive species and improve fuel efficiency ...