In a chilled lab where temperatures drop close to absolute zero, a speck of magnet hovers in place. This tiny magnet, ...

Tiny magnetic bots that are activated by light can clear bacterial infections deep in the sinus cavities, then be expelled by ...

The robot has two tiny magnets and is designed like a little propeller. These magnets are drawn to and repelled by an external magnetic field, which spins the propeller and creates enough power to ...

While radiation treatments designed to kill cancer cells have come a long way, scientists and doctors are always exploring ...