We can tie knots in three dimensions because one-dimensional ropes “catch on each other”. This is why a long rope wound around itself, if done right, won’t come apart. We trust knots with our lives ...

They call it a “world model”, an essential tool to help AI systems make sense of the complex, unpredictable physical spaces into which many will eventually be put to work. The company argues that a ...

Basketball shoes on a gym floor, bicycle brakes in need of a tune-up, or the squeal of tires are everyday examples of squeaking sounds. Such sounds have long been attributed to stick-slip friction, or ...

Master the essentials of motion with Acceleration in 1D Motion – A Fundamental Physics Concept. This video explores how acceleration works in one-dimensional motion, explaining velocity changes, ...

Formic acid is classified as a molecule with all of its atoms arranged in a single plane. A Goethe University research team, in collaboration with cooperation partners, has now experimentally proved ...

We all know that sitting is bad for your health but if your job leaves you with little choice, here are some easy moves that will help you keep your body limber and mobile, says Harry Bullmore ...

Another theory held that the forces between two particles falls off exponentially in direct relationship to the distance between two particles and that the factor by which it drops is not dependent on ...

Atoms in molecules occupy fixed positions, connected by rigid rods. A molecule such as formic acid (methanoic acid, HCOOH) is ...