The Inca Empire ruled millions without a written language — at least not in the sense that we typically think of one, such as ...

Knots are some of the most remarkable topological features in nature. Self-assembly of knotted polymers without breaking or forming covalent bonds is challenging, as the chain needs to be threaded ...

Letter Published: 24 August 2000 A deeply knotted protein structure and how it might fold William R. Taylor Nature 406, 916–919 (2000) Cite this article ...

Knotted string values signified units of produce, not individual chili peppers or peanuts, Urton and Chu argue. Several rectangular, roughly 30-meter-long Qolqawasi rooms served as receiving areas ...

The knots in hand-knotted rugs are similar to those of a necktie and strengthen over time. “The more you walk on it, the tighter the knot gets,” Shabahang said. “It should last for 100 years.

Of course, it is possible to obtain images of a particular knotted DNA molecule directly, using electron microscopes. But if we want to know the probabilities of forming different types of knots – the ...

The Knotted Chair became an iconic piece of design, fusing high-tech materials with low-tech production methods. The rope is constructed of aramid and carbon fibers, which are knotted into the shape ...

Eventually, studying 3-D knotted magnetic fields like those potentially present in ball lightning might help scientists devise better ways to control plasmas within future fusion reactors for ...