"We designed a new language to talk about these new systems," Zardini says. This new diagram-based "language" is heavily based on something called category theory, he explains.

The diagram is titled "Carbon Cycle." Colorful pictures depict farms, forests, rivers, oceans and industry. Four arrows encircle the diagram, representing the cycling of carbon. Smaller arrows ...

Neural circuit diagrams show connections between neurons or brain regions. They are similar to pathways 1 but typically have more complex connections and more variables, and they can be generated ...

This article was originally published with the title “ The Curious History of Venn Diagrams ” in Scientific American Magazine Vol. 333 No. 1 (July/August 2025), p. 98 doi:10.1038 ...

But a study published in Nature 1 on 19 April reveals that this brain strip, called the primary motor cortex, is much more complex than the famous diagram suggests. It might coordinate complex ...