Category Archives: Answers

Why Is Ketchup Red and Mustard Yellow?

Jason asks: Why is ketchup red and mustard yellow? Although in other food traditions, ketchup and mustard may be different colors, in classic American cuisine, ketchup is red and mustard is yellow. Here’s why: Ketchup This most “American” of condiments originated in Asia, where it dates back to the 6th century AD. In the beginning, ketchup (spelled ke-tchup) was a […]

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Did Unicorns Ever Exist?

Kara asks: Did unicorns ever exist? On November 30, 2012, the Korean Central News Agency, North Korea’s government “news” agency, reported that scientists had “reconfirmed” the existence and location of the final resting place of the unicorn ridden by King Dongmyeong, the founding father of Goguryeo of an ancient Korean kingdom. The unicorn’s grave was located under a rock near […]

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Why Figure Skaters Don’t Seem Dizzy After Spinning

Justina asks: Why don’t figure skaters get dizzy after they spin? To understand why, it’s important to know why people get dizzy in the first place. Dizziness is controlled by the vestibular system in your upper inner ear. Within the vestibular system, there are three canals that contain fluid called endolymph, as well as sensory nerve cells that look sort […]

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What Happens When You Freeze Water in a Container So Strong the Water Can’t Expand Into Ice?

Kevin asks: What would happen if you froze water, but the container was so strong the water couldn’t expand into ice? Some readers may recall a science class in which an excitable teacher walked to the front of the class to show off a small, cracked steel container, seemingly damaged by an incredibly powerful, but tiny force; only for said […]

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What Causes Spontaneous Combustion

Dev asks: What causes spontaneous combustion? Most of us experience combustion, a chemical process where a fuel combines with oxygen to produce heat and light, in the form of a fire where both the fuel and ignition source are well known. In some circumstances, however, the trigger that ignited the fire is not a definite source, like a match, but […]

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The Filibuster and The Nuclear Option

Lisa asks: Why are filibuster’s allowed? In its modern incarnation, the filibuster demands no personal and political sacrifice by an idealistic legislator who is willing to stand up for what he believes in (e.g., Mr. Smith Goes to Washington). Requiring neither speech, ideology or commitment, in today’s Senate if fewer than 60 senators are willing to first vote to stop […]

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Who Was Sadie Hawkins and Why Does She Have a Dance Named After Her?

Becky asks: Why is there a dance called “Sadie Hawkins”? Was this a real person? Sadie Hawkins’ renown, which evolved into an American folk-holiday in some places, doesn’t really originate from a dance, but rather from a race, as we shall soon see. Sadie was the product of the fertile imagination of cartoonist Al Capp. She was a character in […]

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