In a first, physicists have directly seen Hofstadter’s butterfly—a long-sought-after fractal in the quantum realm ...

Welcome to the kaleidoscopic world of the butterfly wing. How do butterflies and moths (known collectively as Lepidoptera) make use of their vibrant wing patterns? Why are some species experts in ...

They are surrounded by a butterfly-shaped gas formation ... creates bursts of outflows that shape the nebula’s striking wings. Magnetic fields guide these outflows, sculpting intricate patterns.