Magnetic force can overcome gravity. That’s why this magnet can hover in mid-air. Electrostatic force also attracts and repels objects. Rubbing the balloon on another surface creates a small ...

What is Magnetic Force Microscopy (MFM)? Magnetic Force Microscopy (MFM) is a scanning probe microscopy technique that allows the imaging and characterization of magnetic properties of materials at ...

Magnetism is a force we can’t see. Something is magnetic if it can pull another magnetic object towards it. Just like these fridge magnets. A magnet attracts or repels things made from certain ...