Runners often discuss the latest shoe trends and styles, whether it’s carbon plates or the latest foam technology. Far fewer long-run chats and online forums are dedicated to discussing the fit of ...

Here’s what you’ll learn in this story: Time might actually have 3 dimensions. But it also means that the space would actually be one-dimensional, instead of the three dimensions we’re familiar with.

Based on the 1996 World Food Summit, food security is defined when all people, at all times, have physical and economic access to sufficient safe and nutritious food that meets their dietary needs and ...

This database presents a compilation of indicators on household size and membership composition around the world, estimated using both tabulated data and household roster micro-data from censuses and ...

The average waist size for U.S. women is 38.5 inches, indicating widespread abdominal obesity. Larger waist sizes are linked with increased risks of chronic diseases, like heart disease and diabetes.