In a recent impulsive crafting moment, I decided I needed some dried flowers. I had read that you could speed-dry them in the ...

Symmetry and invariance lie at the heart of modern physical theories, serving as guiding principles in our understanding of the natural world. These ideas are central to elucidating conservation ...

Photoshop CC 2018 tutorial showing the “Variable Radial Symmetry” feature, which allows you to create beautiful spirographs and mandalas with your Pencil or Brush Tool. Get 15% off BORIS FX ...

In contrast, radial symmetry — seen in organisms like sea urchins — distributes body structures equally all around. Interestingly, many internal organs of a rat tail still retain radial symmetry.

At least that's what scientists assumed. For decades, these worm structures were more mythical than material. Such aggregations, in which animals link bodies for group movement, are rare in nature.

Beneath sea urchins’ exterior spines, rounded skeletons called tests are jewels of color, texture, and symmetry. There are hundreds of urchin species, and they’re found in every ocean on Earth ...