A polygon is a closed 2D shape with straight sides that meet at vertices. Polygons can be regular or irregular. If all the straight sides of a shape are the same length and interior angles are the ...

Researchers have found that adding just the right amount of disorder to the structure of certain materials can make them more than twice as resistant to cracking.

Enzymes are molecular machines that carry out the chemical reactions that sustain all life, an ability that has captured the ...

The scale invariance in branch diameter dictates how much smaller a limb should be as it branches and how much investment a ...

Yet only “Gray Tree” has scale-invariant branch diameters. When Mondrian removes the scale invariance in “Blooming Apple Tree ...

A study finds that adding controlled disorder to mechanical metamaterials more than doubles toughness, making them more crack ...

279.4 x 304.8 cm. (110 x 120 in.) ...

Cut open a bone and you'll see a subtly disordered structure. Tiny beams, called trabeculae, connect to one another in irregular patterns ...

Accurate monitoring of particle size and growth is essential to ensure scalability in the development of transfection vectors ...

open image in gallery Ukrainian servicemen of 24th Mechanised brigade train at the polygon not far from frontline ... and imaginative tactics, Ukraine's irregular warriors are notching stunning ...