Illustrated color catalog of minerals

How good or bad something is depends on what you compare against.

When looking into getting a pet, it’s important to consider life expectancy. You probably don’t want to accidentally sign up for a twenty-year commitment with an impulse adoption at the pet store.

People get married at various ages, but there are definite trends that vary across demographic groups. What do these trends look like?

With wildfires burning in the western United States, smoke fills the air. This is an animation of the air quality during the past couple of months.