From four-dimensional hexagons to the mind-bending amplituhedron, geometrical shapes are wilder than we learn at school - and ...

It’s far from perfect, but everything is where it needs to be,” Nima Nabavi says, stooping over Roswell2223, a work that took ...

You can figure out if an object is flat with a simple pencil-and-paper geometry exercise. To ascertain the shape of the universe ... is with the cosmic microwave background, or CMB.

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