When an interstellar visitor slices through the solar system, astronomers usually have to make do with a fleeting, side-on ...

SpaceX is preparing one of the largest orbital reshuffles in the short history of commercial spaceflight, lowering the paths ...

This year Iran realised that its old world had vanished, and next year it will learn whether it can survive the new one that ...

Indian Air Force’s (IAF) decision to procure SPICE‑1000 long‑range precision guidance kits from Israel has reignited a long‑running debate within India’s defence community over cost, capability and ...

The idea is to exploit temporal coherence between two consecutive rendered images to speed up ray-casting. The algorithm stores the x- y- and z-coordinate for each pixel in the scene in a ...

Neste artigo, apresenta-se a evolução das ideias sobre a quarta dimensão espacial, partindo daquelas que surgem da geometria euclidiana clássica e abordando, em seguida, as que resultam do âmbito das ...

At a New York City training session, educators explored how artificial intelligence could support teaching while also ...

Six pilot training programs and eight certifications are being established to provide fundamental skills in using both armed ...

Mathematics in the French Revolution -- Poncelet (and pole and polar) -- Theorems in projective geometry -- Poncelet's traité -- Duality and the duality controversy -- Poncelet and Chasles -- Lambert ...

In this assignment we will explore how to flatten a surface embedded (or even just immersed) in $\mathbb{R}^3$ to the flat plane (i.e. $\mathbb{R}^2$). This process is often referred to as ...

Introduction to Riemannian geometry. Riemannian connections, curvature and geodesics. Applications to submanifolds and to the connection between topology and curvature. The course aims to give a ...