I went cosmic in this one! 🌌 Using Copic markers, I created a bold and detailed space-themed doodle filled with planets, ...

Made of brass, steel, bronze and copper, they're very art nouveau — they swirl and flow like shiny, sinuous vines. Sponsor Message A critic once described art nouveau as "vermicelli in delirium ...

You can see turbulence in action in a flowing river, your gushing faucet, or moving clouds. While churning water may seem chaotic, its swirls follow patterns, which mathematical equations — like ...

This suggests the swirls are tracing buried geological features formed from ancient lunar volcanism: lava tubes, rilles and dikes. Rilles are long, shallow gullies carved by flowing lava.

billowing storm clouds and plumes of smoke — turbulent flow is chaotic, as larger swirls or eddies, form and break down into smaller ones. It may appear random to the casual observer ...