Friction is a key phenomenon in applied physics, whose origin has been studied for centuries. Until now, it has been understood that mechanical wear-resistance and fluid lubrication affect friction, ...

Charging from friction. Flexoelectricity and tribology may explain how. Credit: Laurence Marks/Northwestern University The electric shock you get from shuffling along a carpet might be the first ...

To reawaken our animal selves, we need greater sensory engagement in life. In the realms of design, let’s push for natural ...