# s-phys: hinting at the bizarreness to come ...

<< "That's what most things that we're used to do," said Forbes [Michael McNeil Forbes], hinting at the bizarreness to come. "With negative mass, if you push something, it accelerates toward you." >>

Eric Sorensen. Physicists create 'negative mass'. Apr. 17, 2017

https://m.phys.org/news/2017-04-physicists-negative-mass.html

<< The experimental findings (..) demonstrating that the emerging features — shock waves, soliton trains, self-trapping, etc. — originate from a modified dispersion >>

M. A. Khamehchi, Khalid Hossain, et al. Negative-Mass Hydrodynamics in a Spin-Orbit–Coupled Bose-Einstein Condensate. Phys. Rev. Lett. 118, 155301 – Publ. 10 Apr. 2017. doi 10.1103/PhysRevLett.118.155301

https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.118.155301