Georgina RannardScience and climate correspondentESO/O. HainautThe team believe that because 3I/Atlas probably formed around an old star, it is made up of a lot...
Just about anybody who played hide-and-seek as a kid remembers counting, with eyes (presumably) covered, in units of one-one-thousand. “One-one-thousand. Two-one-thousand. Three-one-thousand.” It’s one...