Now, researchers have found the first evidence of changes taking place over the past 20 years in the shape of the inner core. Signs of the core’s deformation appeared in waves from earthquakes ...

Two-dimensional (2D) shapes are completely flat. They have two dimensions – length and width. A polygon is a closed 2D shape with straight sides that meet at vertices. Polygons can be regular or ...

That said, it does come from an actual photo taken by the Mars orbiter—though the “square” shape is a bit of a stretch unless you mentally connect the dots yourself. The full image covers an area ...

At first, I thought it was just a regular basketball game, but after completing the tutorial, I realized that this was going to be one of the most challenging and fun experiences I’ve tried.

Two-dimensional materials are substances with a thickness of a few nanometres or less. Electrons in these materials are free to move in the two-dimensional plane, but their restricted motion in ...