The book Flatland: A Romance of Many Dimensions by Edwin A. Abbott explores the concept of physical dimensions through characters who encounter higher-dimensional beings. The protagonist, “A. Square,” ...
A mathematical problem solved by Susanna Heikkilä relates to the classification of quasiregularly elliptic 4-manifolds, ...
Scientists at Fudan University, Peking University, and the Shanghai Academy of AI for Science ...
The nature of what the universe is expanding into is complicated, say our readers, and may be beyond our comprehension It is all too easy to think of the big bang and the resulting expanding universe ...