Lithium-rich layered oxides (LRLOs) offer exceptionally high capacities but suffer rapid energy loss because of irreversible migration of ...

Leonardo da Vinci, the famous Italian polymath who painted the Mona Lisa, had a sophisticated geometric understanding far ahead of his time. To draw the Vitruvian Man in 1490 – an illustration of the ...

The original version of this story appeared in Quanta Magazine. In 360 BC, Plato envisioned the cosmos as an arrangement of five geometric shapes: flat-sided solids called polyhedra. These immediately ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

A tetrahedron is the simplest Platonic solid. Mathematicians have now made one that’s stable only on one side, confirming a decades-old conjecture. In 360 BCE, Plato envisioned the cosmos as an ...

The tetrahedral geometry of four-coordinate carbon atoms is a steadfast property of organic compounds. Nevertheless, chemists are still attracted to the possibility of twisting or squashing a ...

The first three tetrahedral numbers (1, 4 and 10) are represented by the number of balls making up a three-sided pyramid having one, two and three layers, respectively. The 22nd tetrahedral number is ...

Meme that’s making the rounds this week: This New Year, 2024, is tetrahedral. What does that mean? No, it has nothing to do with those containers various juices and milk and the like come in. Then ...

Institute of Physics, Chinese Academy of Sciences, 100190 Beijing, China School of Physical Sciences, University of Chinese Academy of Sciences, 100049 Beijing, China Institute of Physics, Chinese ...