This image from the Center for Soft Matter Research at New York University shows two types of optical tractor beams that were projected in the lab. The center has created a real-life tractor beam that is a meter long and 400 times brighter than anything they've made before.
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By Teena Maddox
Teena Maddox is a former Associate Managing Editor at TechRepublic. She oversees TechRepublic's news team and TechRepublic Premium. She focuses on tech and business and how the two worlds intersect. Teena's lifelong journalism career has included wri...