As Superman flies over the city, people on the ground famously suppose they see a bird, then a plane, and then finally realize it's a superhero. But they haven't just spotted the Man of Steel—they've ...

In laboratories from Brazil to Munich, researchers are learning to grab matter with sound alone, sculpting ultrasonic waves into invisible “hands” that can lift, push, and rotate objects without a ...

Scientists at North Carolina State University (NCSU) have created a magnetic “metasheet” that can move objects and liquids around without needing robot arms or grippers. The device is essentially a ...

Many of the nation’s fire departments and rescue squads provide technical rescue services to their respective communities. Working in the world of rescue, a member understands that rescue is the ...

Researchers have discovered a new method to move objects using ultrasound waves, opening the door for using contactless manipulation in industries such as robotics and manufacturing. University of ...

On Earth, people grip objects to ensure they don't fall. In space, this process changes: When astronauts hold an object ...

Researchers have developed a way to capture moving objects with the unconventional imaging method known as ghost imaging. The new method could make the imaging technique practical for new applications ...