What happens when you take a solid metal sphere and transform it into a razor-sharp weapon? Watch as master blacksmiths take on this insane challenge, forging an epic knife from a seemingly impossible ...

The second of 32 massive roof trusses, weighing more than 100 tons apiece, being put in place on the MSG Sphere, a $1.66 billion, 17,000-seat high-tech entertainment venue on Monday, March 22, 2021.

Books Received Published: 04 March 1944 An Introduction to Pure Solid Geometry Nature 153, 271 (1944) Cite this article ...