-
What determines a person's height?At birth, height can be predicted to within an inch or two.
genetics -
Why did Rome fall?Depends on which Rome you're asking about.
human-behavior -
What was the largest empire in the world?You can argue for the British, Persians, Romans, Mongols or pretty much any empire you want.
romans -
Does coffee really stunt kids' growth?It's probably fine to give your child weak coffee, as long as you skip the sugar.
food-drink -
Did the Great Wall of China work?The Great Wall of China was built to defend the empire from enemy armies, but now it acts as a unifying symbol and a useful propaganda tool for the ruling Communist Party.
human-behavior -
When did Constantinople become Istanbul?Istanbul has had many names, including Byzantium, New Rome and Constantinople. It didn't officially become Istanbul until 1930.
human-behavior -
Did all roads lead to Rome?So long as you're travelling to Rome.
human-behavior -
Why do faces become less symmetrical with age?The aging process doesn't happen equally on both sides, leaving the human face increasingly less symmetrical with age.
surgery -
Why do you sometimes gain weight after exercising?Why do people sometimes gain weight after they start to exercise regularly?
exercise -
Where did watermelons come from?New evidence shows that watermelons were first domesticated in Sudan, leading experts to think the region rivals Iraq as a cradle of agriculture.
food-drink -
When did the Brits and Yanks become allies again after the Revolutionary War?While often strained, the U.K.-U.S. relationship got a boost when Roosevelt and Churchill became drinking buddies.
human-behavior -
What was the deadliest day in US history?It's impossible to know for sure the deadliest day in U.S. history because you can end up comparing apples with oranges.
health -
Is Latin a dead language?Latin is alive and well, but Julius Caesar might struggle to understand its modern form.
human-behavior -
Why were the ancient Egyptians obsessed with cats?If cats were loved, why were so many sacrificed?
cats -
Did Marie Antoinette really say 'Let them eat cake'?No, the misquote is an example of French revolutionary propaganda.
arts-entertainment -
Is an electric car better for the planet?It's almost impossible to argue that gasoline-powered cars are better for the environment.
electric-vehicles -
When did lap dogs become popular?Trends, set by royals and movies, help to influence a dog breed's popularity.
human-behavior -
Why do the queen's guards wear such tall hats?To scare off the queen's enemies.
human-behavior -
How many early human species existed on Earth?As we continue to unearth ancient remains, the number of early human species grows.
primates -
How many French revolutions were there?It's open to debate, but a lot of the 19th century was spent in open revolt.
human-behavior -
Why was Stonehenge built?No one really knows, but there are a few educated guesses.
archaeology -
How wild was the Wild West?While officially lawless, settlers usually weren't all that wild.
human-behavior -
How does a secure phone line work?Encryption tech can be either hardware or software.
communications -
What color is the sun?You probably learned this at school.
the-sun
