When it’s extremely cold and sunny, atmospheric optics can appear, including sun and moon dogs, halos, and light pillars. To create atmospheric optics we need two things: ice crystals in the air and a ...

Weather and climate models are both governed by the same physical processes. But there most of the similarities end.

Matter in intergalactic space is distributed in a vast network of interconnected filamentary structures, collectively ...

A growing list of galleries is fueling a vibrant art scene and positioning Mexico City as South America’s most important art ...