There’s something about comparing the size of objects—say, moons or sci-fi starships—that is endlessly appealing. But while comparisons we’ve seen cover subsets of stuffs, none have looked at the big ...

If Earth had the same diameter as the head of a pushpin, how much would all of the other celestial bodies in the universe need to shrink to scale proportionally? It’s a fun, ridiculous question and ...

Explore size and measurement around your home and neighborhood with these easy and fun activities inspired by "Count on June Bug!" Compare the size of objects in nature. Collect a few items such as a ...

The brain organizes objects based on their physical size, with a specific region of the brain reserved for recognizing large objects and another reserved for small objects, according to a new article.