Researchers create an optical tractor beam that pulls macroscopic objects | News Releases | Optica
Scientists Create an Optical Tractor Beam for Macroscopic Objects | Lab Manager
Alien Lasers Tractor Beam 3.0 - 3" Laser Pod, Set of 2 | DFW-ATV.com
Tractor Beam 3" Laser Pod Lights – Evolution Powersports LLC
Laser tractor beams | Nature Photonics
A Tractor Beam Made Of Sound Waves | Popular Science
Unveiling the correlation between non‐diffracting tractor beam and its singularity in Poynting vector - Gao - 2015 - Laser & Photonics Reviews - Wiley Online Library
Laser 'tractor beams' to tidy up space junk | New Scientist
Scientists Build Working Tractor Beam, Although It's Comically Tiny