America’s counties are less purple than they used to be
Showing just red and blue states doesn’t paint an accurate picture of national politics.
Primary Results
When dogs bark, are they using words to communicate?
Dogs’ barks say a lot about how they’re feeling.
Do authors really put deeper meaning into poems and stories – or do readers make it up?
Authors sometimes put deeper meanings into their stories, but really, it’s the reader who decides.
What are blood types?
Every person’s blood is identified by type. Why does this matter?
Why is my poop brown?
The answer is more complicated than you might think. It has to do with how your body gets rid of old red blood cells.
What is a brain freeze?
Have you ever felt a piercing pain in your head when you eat something cold?
How many stars are there in space?
Scientists have a good estimate on the staggering number of stars in the universe.
If everyone on Earth sat in the ocean at once, how much would sea level rise?
Even if every human being on Earth went for a dip in the ocean at the same time, they’d be just a drop in the bucket compared to the size of the planet’s seas.
How do keys open locks?
A computer security expert explains how keys work – and how they are like passwords.
Where does beach sand come from?
Sand may seem abundant when your toes are buried in it, but it’s becoming scarce along many coastlines around the world.
Secondary Results
