A US-based propulsion company, Venus Aerospace, said Wednesday it had completed a short flight test of its rotating detonation rocket engine at Spaceport America in New Mexico.

(Instagram/@guinnessworldrecords) “Fastest time to solve a rotating puzzle tetrahedron in a soap bubble. 32.69 seconds Chinmay Prabhu, India,” GWR wrote while sharing the video on Instagram.

The tetrahedron outlines on the surface of the ... This turns out to be much better: Rotating the objects around to see different facets of them can give a pretty good feeling for their shapes.

Chinmay Prabhu, a cybersecurity expert by profession, solved the rotating tetrahedron puzzle in a few seconds, showcasing his incredible precision and skill. Interestingly, Prabhu has five ...

The architects drew inspiration from Buckminster Fuller’s fascination with the tetrahedron, a four-sided pyramid, to give this tiny elevated cabin a sense of geometric order. The protruding edge ...

Three short-sighted spiders are clustered at the vertex of a wire frame in the shape of a tetrahedron. The spiders know that there is an ant walking around the frame, but they have no idea where ...