By comparing their results to different models of the Earth's interior, Professor Tkalčić and Dr Ma found that this was best explained by the presence of a vast underground 'torus', or donut ...

The notion that the universe could be shaped like a “donut,” or more precisely a torus in mathematical terms, is a fascinating possibility in modern cosmology. This hypothesis is rooted in ...

Our cosmos could also have holes, however. Among the 18 topologies, the three-dimensional equivalent of a donut surface is a so-called torus. Although a donut appears curved at first glance ...

But the surface of a doughnut has complex ... That subset includes one type of nontrivial topology called a 3-torus, a cube that loops back on itself like a 3-D version of the Pac-Man screen.

She says she always wanted to create a crossword with a doughnut theme, and when Mr. Chen showed her some blank grids he had made with interesting patterns, this one, with a torus shape in the ...

The TDE process left the cosmic monster surrounded by a donut-shaped torus of stellar material and superheated gas and while much of this material will gradually fall into the black hole ...

Founders has the fancy doughnuts you bring to brunch, where you hope no one notices that the bakery’s signature doughnut holes, perched atop their torus partners, might possibly have gone awol ...

A tokamak design illustrates how the device’s donut shape and magnetic properties could generate fusion energy. Encyclopaedia Britannica /Getty Images A tokamak is a torus (donut-shaped ...