Comments on: Photonic hopfions: Light shaped as a smoke ring that behaves like a particle https://lifeboat.com/blog/2023/01/photonic-hopfions-light-shaped-as-a-smoke-ring-that-behaves-like-a-particle Safeguarding Humanity Sat, 21 Jan 2023 01:28:50 +0000 hourly 1 https://wordpress.org/?v=6.6.2