Medvedev modeled wave diffraction off a circular reflecting region with radially varying index of refraction outside of it to better understand the Crab Nebula’s zebra pattern.

This past year we saw a complete leopard print takeover in both the world of fashion and in interior design. Then there is of course tortoiseshell, and you can't forget the cow print craze, but as ...

And its striking, zebra-like pattern of dark and light stripes poses an interesting mystery. Perseverance used its Mastcam-Z to take a multispectral image of the rock before continuing its journey ...